100 Best Sustainability Apps for Everyday Climate Action
Sustainability apps can turn broad environmental intentions into practical daily decisions, from rescuing food to finding greener transport. This first group highlights tools for common household, shopping, travel, and community challenges.
Too Good To Go
Too Good To Go connects users with nearby businesses selling surplus food for collection. It helps people find affordable meals while preventing edible restaurant and grocery food from becoming waste.
Ecosia
Ecosia is a search engine that uses advertising revenue to support tree-planting projects. It gives web searchers a way to direct routine online activity toward environmental restoration funding.
Olio
Olio helps neighbors and local businesses share unwanted food and household items nearby. It reduces the difficulty of passing along usable items instead of throwing them away.
HappyCow
HappyCow lists vegetarian, vegan, and vegan-friendly restaurants, cafes, and stores around the world. It makes plant-based dining easier when travelers or locals struggle to identify suitable nearby options.
BlaBlaCar
BlaBlaCar matches drivers with passengers seeking shared rides between cities and towns. It helps travelers avoid driving alone by making unused car seats available to others.
Freecycle
Freecycle enables local members to give away and request reusable goods without payment. It helps households keep functional possessions in circulation rather than sending them to landfill.
JouleBug
JouleBug encourages users to complete everyday sustainability actions and track their progress through challenges. It helps people replace vague eco-goals with small, visible habits that feel easier to maintain.
Good On You
Good On You provides sustainability and ethics ratings for fashion brands using public information. It helps shoppers evaluate clothing brands when supply-chain and labor information feels hard to compare.
Vinted
Vinted is a marketplace for buying, selling, and swapping secondhand clothing and accessories. It gives wardrobe shoppers an accessible alternative to purchasing every garment new.
Depop
Depop is a peer-to-peer marketplace where users buy and sell secondhand fashion and creative goods. It helps sellers extend clothing lifecycles while helping buyers discover pre-owned styles.
ThredUp
ThredUp sells secondhand clothing online and offers services for sending in eligible items. It simplifies secondhand apparel shopping for people who prefer browsing organized online inventory.
Buycott
Buycott lets shoppers scan products and view company relationships connected to selected campaigns. It helps consumers investigate ownership and campaign concerns when making values-based purchasing decisions.
Yuka
Yuka scans food and cosmetic barcodes and displays ingredient and product information. It helps shoppers quickly review product composition when labels are difficult to interpret.
AWorld
AWorld offers climate action content, habit challenges, and tools for tracking sustainable lifestyle choices. It helps users structure climate-friendly behavior when motivation and practical guidance are inconsistent.
Earth Hero
Earth Hero helps users estimate lifestyle emissions and explore actions for reducing environmental impact. It helps individuals identify meaningful personal changes when their emissions sources are unclear.
Commons
Commons helps users estimate carbon footprints and find actions intended to reduce everyday emissions. It helps people connect spending and lifestyle choices with manageable climate actions.
MyEarth
MyEarth provides a personal carbon footprint tracker with challenges and sustainability action suggestions. It helps users monitor progress toward lower-impact routines instead of relying on memory alone.
Greenly
Greenly provides carbon accounting software for organizations to measure and manage greenhouse gas emissions. It helps small businesses organize emissions data when reporting processes are fragmented across operations.
Klima
Klima offers tools for estimating personal emissions and supporting certified climate projects. It helps individuals address unavoidable emissions while they work on reducing everyday consumption.
iNaturalist
iNaturalist helps users identify organisms and share wildlife observations with a global community. It makes local biodiversity easier to recognize for people without formal species-identification training.
Merlin Bird ID
Merlin Bird ID helps users identify birds using photos, sounds, descriptions, and location information. It helps new birdwatchers recognize nearby species without carrying extensive field guides.
Seek by iNaturalist
Seek uses image recognition to help users identify plants, animals, and fungi outdoors. It makes nature exploration more approachable when users want immediate species clues during walks.
eBird
eBird lets birders record sightings and contribute observation data to scientific and conservation communities. It helps birdwatchers keep organized records while sharing observations that can inform biodiversity research.
Refill
Refill maps places where users can refill water bottles and access drinking water. It helps people avoid disposable bottled water when they are away from home.
Litterati
Litterati enables users to photograph, tag, and map litter collected during cleanups. It helps cleanup participants document local waste patterns instead of treating litter as invisible.
Karma
Karma connects users with nearby businesses selling surplus food that would otherwise be discarded. It helps budget-conscious diners rescue edible surplus when restaurants and shops face daily waste.
Flashfood
Flashfood lets grocery stores list discounted food approaching its best-before date for local shoppers. It helps shoppers find affordable groceries while reducing retailer waste from short-dated inventory.
NoWaste
NoWaste helps households catalog groceries, track expiration dates, and plan meals around available food. It reduces forgotten produce and duplicate purchases by making pantry inventory and deadlines visible.
Kitche
Kitche digitizes grocery receipts to build a household food inventory and flag items nearing expiry. It helps households use ingredients before spoilage by organizing purchases into a searchable kitchen list.
ShareWaste
ShareWaste connects people with food scraps to nearby composters, community gardens, and urban farms. It gives apartment dwellers without compost collection a practical route for diverting organic waste.
TrashOut
TrashOut lets users map illegal dumping sites and report littered locations with photos. It helps communities document unmanaged waste hotspots so cleanup groups and authorities can respond.
Clean Swell
Clean Swell records items collected during cleanups and contributes data to Ocean Conservancy programs. It helps volunteers turn cleanup efforts into standardized evidence about the types of litter found.
Marine Debris Tracker
Marine Debris Tracker enables users to log litter observations for research and cleanup datasets. It helps researchers and volunteers identify pollution patterns by collecting location-specific debris records.
Pl@ntNet
Pl@ntNet identifies plants from photographs using image recognition and a collaborative botanical database. It helps nature observers recognize local flora without needing specialist field-guide knowledge.
Pawprint
Pawprint estimates personal carbon footprints and suggests lower-impact actions across everyday lifestyle categories. It helps individuals prioritize practical emissions reductions when climate choices feel broad and confusing.
Oroeco
Oroeco helps users measure lifestyle carbon emissions and explore actions that can lower them. It addresses uncertainty about personal climate impact by translating daily choices into emissions estimates.
Giki Zero
Giki Zero guides users through lifestyle questions to estimate emissions and select climate actions. It helps people begin reducing their footprint with structured recommendations instead of vague intentions.
Svalna
Svalna helps users understand consumption-related emissions, including impacts connected to personal spending. It makes the climate effects of purchases easier to see when transaction data otherwise lacks context.
CoGo
CoGo integrates with participating financial services to provide carbon insights related to customer spending. It helps banking customers consider environmental impacts alongside everyday payment and purchasing decisions.
Zerofy
Zerofy tracks household energy use and carbon emissions while recommending ways to reduce them. It helps households identify energy-saving opportunities when utility data is difficult to interpret.
Joro
Joro analyzes spending and lifestyle information to estimate a user's carbon footprint over time. It helps consumers connect routine purchases with emissions that are normally hidden from receipts.
Capture
Capture helps users calculate personal carbon footprints from travel, home energy, and lifestyle choices. It gives people a clearer starting point for climate action by organizing emissions into categories.
Tap
Tap maps water refill locations where users can refill reusable bottles while away from home. It helps travelers avoid single-use bottled water when reliable refill points are hard to find.
PlugShare
PlugShare maps electric-vehicle charging locations and includes community check-ins, photos, and station details. It reduces charging anxiety by helping drivers assess available chargers before arriving at them.
ChargePoint
ChargePoint helps electric-vehicle drivers locate compatible charging stations and manage charging sessions. It simplifies public charging by bringing station discovery and session controls into one place.
A Better Routeplanner
A Better Routeplanner plans electric-vehicle trips using vehicle data, charging stops, and route conditions. It helps EV drivers avoid range uncertainty by calculating charging needs for longer journeys.
Citymapper
Citymapper provides multimodal route planning using public transit, walking, cycling, and shared-mobility options. It helps urban travelers compare lower-car journeys when navigating complex local transport networks.
Transit
Transit provides real-time public transportation information, trip planning, and service alerts in supported cities. It helps riders make dependable transit choices when schedules and vehicle arrivals frequently change.
Komoot
Komoot plans and navigates cycling, hiking, and running routes using trail and surface information. It helps active travelers choose suitable non-car routes without relying on generic road navigation.
Bikemap
Bikemap offers cycling route discovery, planning, and navigation through routes shared by its community. It helps cyclists find more suitable rides when unfamiliar streets and route conditions create uncertainty.
Back Market
Back Market operates a marketplace for buying and selling refurbished consumer electronics. It helps shoppers avoid unnecessary new-device purchases by offering inspected used alternatives online.
Open Food Facts
Open Food Facts provides a collaborative barcode database with ingredients, nutrition, labels, and product information. It helps grocery shoppers compare opaque packaged foods by surfacing data contributed by manufacturers and users.
Recycle Coach
Recycle Coach delivers local waste collection schedules, sorting guidance, reminders, and municipal recycling information. It helps households reduce sorting mistakes by clarifying which materials local programs accept.
Bower
Bower rewards users for scanning and recycling eligible consumer packaging through participating collection systems. It addresses low recycling motivation by linking disposal actions with points and partner rewards.
DoneGood
DoneGood is a marketplace for products from brands screened for social and environmental practices. It helps values-driven shoppers find alternatives when conventional marketplaces provide limited sourcing context.
abillion
abillion lets users discover and review vegan restaurants, products, and plant-based options. It helps people reduce animal-product consumption by making nearby vegan choices easier to identify.
Treeapp
Treeapp enables users to support tree-planting projects and follow their environmental impact. It helps people contribute to reforestation when they lack time or access for local planting.
Treedom
Treedom lets users fund planted trees and monitor project updates through digital tree profiles. It addresses the distance between donors and projects by showing ongoing updates from growers.
Milkywire
Milkywire connects donors with environmental and social organizations seeking support for field projects. It helps individuals direct small donations toward causes when evaluating organizations feels time-consuming.
Lime
Lime provides app-based rentals for shared electric scooters, bikes, and other light vehicles. It helps travelers replace short car trips by locating and unlocking nearby shared rides.
Bird
Bird offers app-based access to shared electric scooters for short urban trips. It helps riders cover last-mile journeys without owning a car or personal scooter.
Dott
Dott provides shared electric scooters and bicycles that users locate and unlock through its app. It helps city residents choose lightweight transport for short trips instead of driving.
Voi
Voi operates shared electric scooter services managed through a mobile app in participating cities. It helps urban travelers access flexible micromobility where walking alone is too slow.
Donkey Republic
Donkey Republic lets users rent shared bicycles through an app, including longer-term bookings. It helps riders access bikes on demand without purchasing, storing, or maintaining one.
Zipcar
Zipcar offers app-based car sharing, allowing members to reserve vehicles by the hour or day. It helps occasional drivers avoid the costs and resource demands of private car ownership.
Turo
Turo is a peer-to-peer marketplace where users book vehicles owned by local hosts. It helps travelers access cars temporarily rather than adding another personally owned vehicle.
Moovit
Moovit combines public transit routes, schedules, service alerts, and trip planning in one app. It helps commuters navigate unfamiliar transit systems instead of defaulting to private driving.
BCycle
BCycle provides app-based access to local public bike-share networks in participating communities. It helps residents make short trips by bicycle without buying or storing one.
Sense
Sense pairs with a home energy monitor to show household electricity use in real time. It helps homeowners find wasteful appliances and habits by making energy consumption more visible.
Emporia Energy
Emporia Energy provides tools for monitoring home electricity use and managing compatible energy devices. It helps households identify costly consumption patterns and adjust usage with more detailed data.
Octopus Energy
Octopus Energy's app lets customers track energy use, bills, and eligible tariff information. It helps customers understand household consumption and manage energy accounts without relying on paper bills.
Enphase
Enphase's app monitors compatible solar, battery, and home energy systems from a single dashboard. It helps solar owners spot production or storage changes without manually checking equipment.
SolarEdge
SolarEdge's app displays performance data for compatible solar systems, batteries, and energy devices. It helps system owners monitor generation and identify potential issues through accessible status information.
Free2move
Free2move lets users locate, reserve, and unlock shared cars in supported service areas. It helps urban drivers use vehicles only when needed rather than maintaining private cars.
nextbike
nextbike provides app-based access to public bicycle-sharing systems in participating cities and regions. It helps people complete local journeys by bike without the expense of individual ownership.
Watershed
Watershed is a corporate climate platform for measuring emissions, setting targets, and engaging suppliers. It helps teams replace scattered emissions spreadsheets with centralized data for climate reporting and reduction planning.
Persefoni
Persefoni provides carbon accounting software that helps organizations calculate, manage, and disclose greenhouse gas emissions. It addresses complex emissions reporting by organizing activity data into audit-ready carbon inventories.
Normative
Normative offers carbon accounting tools for calculating organizational emissions and tracking climate reduction efforts. It helps businesses identify emissions sources when manual footprint calculations are difficult to maintain.
Sweep
Sweep provides carbon management software for measuring emissions, modeling reductions, and coordinating climate data. It helps distributed companies collect emissions information from multiple teams, entities, and suppliers.
Plan A
Plan A supplies carbon accounting and decarbonization software for businesses managing sustainability performance. It helps sustainability teams turn emissions data into prioritized actions instead of isolated reporting exercises.
SINAI Technologies
SINAI Technologies offers software for carbon accounting, scenario modeling, and enterprise decarbonization planning. It helps companies compare climate strategies when budget, operational, and emissions tradeoffs are unclear.
Emitwise
Emitwise helps companies measure, report, and reduce emissions across operations and supply chains. It helps procurement teams uncover supplier emissions data that is often fragmented or unavailable.
CarbonChain
CarbonChain provides supply-chain emissions data and carbon accounting tools for industrial products and finance. It helps lenders and buyers assess carbon exposure where product-level emissions information is difficult to obtain.
EcoVadis
EcoVadis assesses business sustainability practices through scorecards covering environmental, social, and governance topics. It helps procurement teams evaluate supplier sustainability practices using a more consistent assessment process.
Measurabl
Measurabl manages sustainability and ESG data for real estate owners, operators, and investors. It helps property teams consolidate utility and building data for portfolio-level sustainability reporting.
IBM Envizi
IBM Envizi collects and analyzes ESG data for environmental reporting, energy management, and disclosures. It helps large organizations manage inconsistent ESG records across sites, systems, and reporting frameworks.
Microsoft Sustainability Manager
Microsoft Sustainability Manager helps organizations record emissions data and monitor sustainability metrics across operations. It helps teams combine operational data sources when sustainability measurements reside in disconnected business systems.
Workiva
Workiva provides collaborative reporting software for financial, ESG, and regulatory disclosure preparation. It helps reporting teams keep narrative, metrics, and supporting evidence aligned across changing disclosures.
Enablon
Enablon offers software for ESG, environmental management, health and safety, and operational risk. It helps enterprises manage environmental compliance processes that otherwise depend on disconnected site-level records.
Sphera
Sphera provides sustainability, product stewardship, and environmental health and safety management software. It helps organizations coordinate complex compliance and sustainability data across products, facilities, and supply chains.
One Click LCA
One Click LCA calculates life-cycle environmental impacts for buildings, infrastructure, and construction products. It helps construction teams compare material choices before building decisions lock in embodied carbon.
EC3
EC3 is a tool for comparing embodied carbon data from construction materials and environmental product declarations. It helps project teams find lower-carbon material options when procurement specifications lack comparable environmental data.
Pathzero
Pathzero provides carbon accounting and climate reporting tools for companies, investors, and portfolios. It helps investors gather comparable emissions information from portfolio companies with varying reporting maturity.
Altruistiq
Altruistiq offers sustainability intelligence software for measuring emissions and managing climate programs. It helps companies analyze complex sustainability datasets without relying solely on custom spreadsheet models.
FigBytes
FigBytes provides ESG data management software for tracking sustainability goals, metrics, and disclosures. It helps teams connect sustainability initiatives to measurable progress when reporting data is scattered.
Novisto
Novisto centralizes ESG data collection, management, and reporting for corporate sustainability teams. It helps companies establish clearer data ownership when contributors submit ESG information inconsistently.
Position Green
Position Green provides ESG reporting and sustainability management software for organizations and investors. It helps businesses organize disclosure work when requirements, metrics, and stakeholder requests continue changing.
Diginex
Diginex offers ESG data and reporting software designed to support corporate sustainability disclosures. It helps organizations prepare ESG reports by structuring data collection and disclosure workflows.
SourceMap
SourceMap maps supply chains and helps companies assess sourcing, logistics, and supplier-related risks. It helps businesses trace multi-tier supply networks when supplier relationships are not fully visible.
TrusTrace
TrusTrace provides product traceability software for tracking materials and supply-chain information in fashion. It helps brands substantiate product claims when material and supplier records are difficult to verify.
The most useful sustainability app is usually the one that fits an existing routine. Start with a single need—food, transport, shopping, or local nature—and build from there.