100 Best Climate Tech Apps for More Sustainable Work and Daily Life
Climate tech now reaches far beyond carbon dashboards. These first 25 apps cover food waste, sustainable shopping, emissions management, biodiversity, and everyday choices for founders and small teams.
Ecosia
Ecosia is a search engine app that directs advertising revenue toward tree-planting projects. It helps users turn routine web searches into support for reforestation rather than passive browsing.
Too Good To Go
Too Good To Go connects users with nearby businesses selling surplus food at reduced prices. It helps shoppers access affordable food while helping retailers avoid throwing edible inventory away.
OLIO
OLIO enables neighbors and local businesses to share free surplus food and household items. It reduces usable-item waste by making local sharing easier than discarding unwanted goods.
JouleBug
JouleBug encourages sustainable habits through challenges, tips, and activity tracking for everyday actions. It helps people maintain lower-impact routines when environmental goals feel difficult to measure.
AWorld
AWorld provides sustainability challenges, educational content, and action tracking for individuals and organizations. It helps teams translate broad sustainability intentions into specific actions they can complete regularly.
Earth Hero
Earth Hero helps users estimate their carbon footprint and choose personalized climate actions. It addresses uncertainty about personal impact by suggesting practical steps based on user inputs.
Klima
Klima estimates a user's carbon footprint and offers options to support climate projects. It helps users who want climate action find a structured path beyond occasional lifestyle changes.
Commons
Commons helps users understand the climate impact associated with their purchases and lifestyle. It makes spending-related emissions more visible for people who lack clear consumption feedback.
Watershed
Watershed provides businesses with tools to measure emissions, manage data, and pursue reductions. It helps companies organize fragmented emissions data needed for climate reporting and reduction planning.
Persefoni
Persefoni is a carbon accounting platform for organizations calculating and managing greenhouse gas emissions. It reduces the manual burden of assembling emissions inventories across complex business operations.
Greenly
Greenly helps companies collect emissions data and prepare carbon accounting and reporting workflows. It helps smaller businesses begin carbon measurement without building their own reporting processes.
Normative
Normative provides carbon accounting software for organizations measuring emissions across their value chains. It helps businesses identify emissions sources when supplier and operational data are scattered.
Plan A
Plan A offers carbon accounting and decarbonization software for companies managing climate data. It helps teams connect emissions measurement with concrete planning for operational emissions reductions.
Sweep
Sweep provides a platform for businesses to calculate, manage, and reduce carbon emissions. It helps organizations coordinate emissions data across internal teams and external value-chain partners.
nZero
nZero provides organizations with emissions measurement tools using utility, fuel, and operational data. It helps teams replace estimation-heavy reporting with more continuous emissions data collection.
CarbonChain
CarbonChain analyzes supply-chain emissions data for companies and financial institutions assessing carbon exposure. It helps decision-makers evaluate carbon-intensive supply chains that are otherwise difficult to compare.
Climatiq
Climatiq provides an emissions calculation API for software products and business workflows. It helps developers add carbon calculations without independently maintaining extensive emissions factor datasets.
Good On You
Good On You rates fashion brands using information about their environmental and social practices. It helps shoppers compare fashion brands when sustainability claims are inconsistent or unclear.
DoneGood
DoneGood is a marketplace and shopping platform focused on brands with stated ethical practices. It helps consumers find values-aligned products without researching every brand from scratch.
HappyCow
HappyCow helps users find vegan and vegetarian restaurants, cafes, and food stores worldwide. It makes plant-based eating easier when travelers or local diners need nearby options.
Kitche
Kitche helps households track groceries, manage expiration dates, and find recipe ideas. It reduces forgotten-food waste by reminding households about ingredients already available at home.
Open Food Facts
Open Food Facts lets users scan packaged products and view openly contributed product information. It helps shoppers investigate packaged goods when labels alone provide limited product context.
Refill
Refill helps users locate places to refill water bottles and reduce single-use packaging. It helps people avoid buying bottled water when reusable refill points are hard to find.
iNaturalist
iNaturalist lets people record wildlife observations and receive community-supported species identifications. It helps biodiversity observers document local nature without needing expert identification skills.
eBird
eBird enables birdwatchers to record sightings and contribute observations to a global database. It helps birders organize sightings while contributing data useful for understanding bird distributions.
Oroeco
Oroeco tracks personal carbon footprints and connects everyday spending choices with climate actions. It helps people identify high-impact lifestyle emissions when vague sustainability goals feel hard to prioritize.
Capture
Capture estimates a user's carbon footprint from lifestyle information and suggests lower-impact actions. It gives individuals a practical starting point when they cannot tell which daily habits create emissions.
Carbon Footprint
Carbon Footprint calculates emissions from travel, home energy, food, and other personal activities. It replaces scattered manual calculations with a single tool for understanding household and travel emissions.
Zerofy
Zerofy helps households monitor energy use, track carbon, and pursue lower-consumption habits. It helps users connect routine energy decisions with measurable emissions when utility data feels inaccessible.
Cool Choices
Cool Choices runs sustainability challenges that let organizations track employee actions and environmental progress. It gives workplace leaders a structured way to engage employees around everyday climate-friendly behaviors.
Eevie
Eevie tracks commuting journeys, estimates travel emissions, and supports workplace mobility programs. It helps employers understand commuter travel patterns without relying solely on infrequent staff surveys.
Bikemap
Bikemap provides cycling route planning, navigation, and map discovery for riders. It helps cyclists find workable routes when unfamiliar roads make replacing car trips difficult.
Citymapper
Citymapper plans urban journeys using public transit, walking, cycling, and shared mobility options. It reduces the friction of navigating multimodal city trips that might otherwise default to driving.
Transit
Transit provides real-time public transportation arrivals, trip planning, and service alerts. It helps riders avoid unreliable guesswork when transit schedules or vehicle locations change unexpectedly.
BlaBlaCar
BlaBlaCar connects drivers with passengers seeking shared intercity car journeys. It helps travelers split unused car seats and travel costs when rail or bus options are limited.
PlugShare
PlugShare maps electric-vehicle charging stations and includes community updates about charger access. It helps EV drivers avoid uncertain charging stops by showing location details and recent user reports.
ChargePoint
ChargePoint lets EV drivers locate stations, check availability, and manage compatible charging sessions. It reduces charging uncertainty by putting station status and session controls in one place.
A Better Routeplanner
A Better Routeplanner creates EV routes using vehicle details, charging stops, and driving conditions. It helps electric drivers plan longer journeys without manually estimating range between chargers.
EVgo
EVgo helps drivers find EVgo charging locations and start or manage charging sessions. It simplifies access to a charging network when drivers need station details and session controls.
Electrify America
Electrify America helps EV drivers locate stations, view charger status, and initiate sessions. It helps drivers prepare for fast-charging stops when station availability can affect travel plans.
Optiwatt
Optiwatt schedules compatible electric-vehicle charging around electricity prices and grid conditions. It helps EV owners shift charging away from costly periods without constantly adjusting schedules manually.
Octopus Energy
Octopus Energy's app lets customers review usage, bills, and smart-energy tariff information. It gives energy customers clearer consumption visibility when household electricity costs are difficult to interpret.
Sense
Sense displays data from its home energy monitor to identify household electricity consumption. It helps homeowners spot energy-hungry appliances when monthly utility bills lack device-level detail.
tado°
tado° controls compatible smart thermostats and supports heating schedules based on household routines. It helps households reduce unnecessary heating when manual thermostat adjustments are easily forgotten.
Google Home
Google Home lets compatible Nest users control thermostats and view household energy information. It centralizes home climate controls for users who otherwise manage heating settings across separate devices.
ecobee
ecobee lets users control compatible smart thermostats, sensors, schedules, and comfort settings. It helps households balance room comfort and energy use when temperatures vary across the home.
Enphase
Enphase monitors connected solar production, battery status, and household energy consumption. It helps solar owners understand system performance when generation and storage data are otherwise fragmented.
SolarEdge
SolarEdge monitors compatible solar energy production, consumption, storage, and system performance. It helps system owners detect performance changes when rooftop solar output is not visibly apparent.
Tesla
Tesla's app lets owners monitor Powerwall storage, solar production, and home energy flows. It helps Tesla energy customers follow backup power and solar activity without checking hardware directly.
Home Assistant
Home Assistant's Energy dashboard tracks electricity, solar, battery, and utility data from integrated devices. It helps technical households combine disconnected energy data sources into a more complete home-energy view.
Google Nest
Google Nest lets users schedule compatible thermostats and monitor home heating and cooling settings. It helps households reduce avoidable HVAC use by automating temperature changes around daily routines.
Emporia Energy
Emporia Energy displays electricity consumption from compatible Vue energy monitors through a mobile dashboard. It helps homeowners identify power-hungry appliances when whole-home utility data feels too general.
SPAN Home
SPAN Home provides circuit-level monitoring and control for homes equipped with a SPAN electrical panel. It helps residents see which circuits drive demand and manage loads during outages or peaks.
OhmConnect
OhmConnect alerts enrolled households to electricity-saving events tied to local grid demand conditions. It helps users shift discretionary energy use when grids need less demand at particular times.
Smappee
Smappee monitors electricity use, solar production, and compatible charging equipment through connected energy hardware. It helps property owners understand complex energy flows instead of relying on monthly bills.
myenergi
myenergi controls compatible home energy devices, including EV chargers and solar-diversion equipment. It helps households use more self-generated electricity rather than exporting it or buying grid power.
ev.energy
ev.energy schedules compatible electric-vehicle charging around user preferences, tariffs, and grid signals. It helps EV drivers avoid manually timing every charging session for lower-cost, lower-demand periods.
Karma
Karma connects users with discounted surplus food sold by participating restaurants, cafés, and grocery businesses. It helps shoppers find usable food that businesses might otherwise discard at closing time.
Flashfood
Flashfood lists discounted groceries nearing their best-before dates at participating grocery stores. It helps budget-conscious shoppers rescue perishable food before retailers remove it from shelves.
NoWaste
NoWaste tracks household food inventory, expiration dates, shopping lists, and waste over time. It helps households remember what they already own before food spoils unnoticed.
Recycle Coach
Recycle Coach provides local collection schedules, disposal guidance, and recycling reminders for participating communities. It helps residents determine where difficult materials belong when municipal rules vary by location.
Clear Fashion
Clear Fashion presents environmental and social information about clothing brands and selected fashion products. It helps shoppers compare apparel brands when supply-chain sustainability claims are difficult to evaluate.
Vinted
Vinted is a peer-to-peer marketplace for buying and selling secondhand clothing and other items. It helps people extend usable product life instead of buying every wardrobe item new.
Back Market
Back Market sells refurbished electronics from professional refurbishers, including phones, computers, and household devices. It helps buyers access tested used electronics rather than replacing functional devices with new products.
iFixit
iFixit offers repair guides, troubleshooting resources, parts, and tools for many consumer devices. It helps people repair broken products when manufacturer documentation or local repair options are limited.
Buy Nothing
Buy Nothing connects nearby community members to give, request, lend, and share items freely. It helps neighbors obtain useful goods without purchasing new items or sending usable items away.
Freecycle
Freecycle enables local members to post and request unwanted items for free reuse. It helps households keep furniture, appliances, and materials in circulation instead of disposing of them.
ShareWaste
ShareWaste matches people with food scraps to nearby hosts who can compost organic material. It helps apartment dwellers compost kitchen scraps when they lack their own composting space.
Litterati
Litterati lets volunteers document litter through photos, tags, locations, and shared cleanup data. It helps cleanup groups turn scattered observations into records that can reveal recurring waste sources.
Marine Debris Tracker
Marine Debris Tracker records litter observations for research, cleanups, and community science projects. It helps volunteers collect consistent debris data rather than relying only on anecdotal cleanup reports.
Pl@ntNet
Pl@ntNet identifies plants from photographs and contributes observations to botanical biodiversity datasets. It helps users recognize unfamiliar vegetation when field guides or expert identification are unavailable.
Merlin Bird ID
Merlin Bird ID helps users identify birds through photos, sounds, range information, and checklists. It helps new birdwatchers identify species confidently while learning about local wildlife observations.
Windy
Windy visualizes weather forecasts, wind, precipitation, temperature, waves, and other meteorological layers. It helps outdoor operators and travelers interpret changing weather conditions before making plans.
IQAir AirVisual
IQAir AirVisual reports air-quality conditions, forecasts, and pollution measurements for many locations. It helps people adjust outdoor activity when local air pollution creates health and exposure concerns.
PurpleAir
PurpleAir maps readings from a network of citizen-operated particulate matter air-quality sensors. It helps communities view neighborhood-scale smoke and particle conditions beyond distant official monitors.
Electricity Maps
Electricity Maps displays power-grid carbon intensity data and forecasts for regions around the world. It helps electricity users avoid guessing when cleaner grid power is likely available locally.
WattTime
WattTime provides marginal grid-emissions data that software can use to shift flexible electricity demand. It helps organizations reduce emissions from timed energy use without relying on annual averages.
Arcadia
Arcadia connects energy data and clean-energy programs through software for utilities, businesses, and consumers. It helps customers navigate fragmented energy information and access available clean-power options.
EnergyHub
EnergyHub operates distributed energy resources for utilities, including smart thermostats, batteries, and electric vehicles. It helps utilities manage peak demand by coordinating flexible devices across customer homes.
Uplight
Uplight provides customer energy engagement and demand-management software for electric and gas utilities. It helps utilities encourage efficient energy behavior through targeted customer programs and recommendations.
Powerley
Powerley offers home-energy management software that connects utility customers with energy insights and controls. It helps households understand consumption patterns that are otherwise hidden behind monthly utility bills.
GridPoint
GridPoint combines building controls, energy analytics, and distributed resources for commercial facilities. It helps multi-site businesses identify wasteful building operations and manage energy use centrally.
Schneider Electric EcoStruxure
EcoStruxure is Schneider Electric's connected software architecture for monitoring, automating, and managing energy systems. It helps facility operators unify disconnected electrical and building data for more informed decisions.
Siemens Building X
Siemens Building X is a digital platform for connecting and managing building operations data. It helps building teams work around siloed systems that complicate efficiency and decarbonization efforts.
CarbonCure
CarbonCure provides technologies that inject captured carbon dioxide into concrete during production. It helps concrete producers reduce embodied-carbon intensity without changing familiar construction materials.
CarbonBuilt
CarbonBuilt develops concrete technology that reduces cement use and can mineralize carbon dioxide. It helps manufacturers address the high emissions associated with conventional cement-heavy concrete production.
Pachama
Pachama uses satellite imagery and machine learning to assess and monitor forest carbon projects. It helps carbon-market participants evaluate forest-project data that is difficult to inspect manually.
Sylvera
Sylvera analyzes carbon-credit projects and provides independent ratings and data for market participants. It helps credit buyers assess project quality amid inconsistent information and varying methodologies.
BeZero Carbon
BeZero Carbon provides carbon-credit ratings and research for organizations participating in voluntary carbon markets. It helps buyers compare carbon-credit risks before committing funds to unfamiliar projects.
Climate TRACE
Climate TRACE publishes emissions estimates using satellite imagery, remote sensing, and machine learning methods. It helps researchers and decision-makers investigate emissions sources where reported data is limited.
Carbon Mapper
Carbon Mapper maps point-source methane and carbon dioxide emissions using remote-sensing observations. It helps operators and regulators locate significant emissions sources that may otherwise remain undetected.
Aclima
Aclima measures air pollution with sensor networks and maps neighborhood-scale environmental conditions. It helps communities identify localized pollution differences obscured by sparse regional monitoring stations.
Tomorrow.io
Tomorrow.io provides weather intelligence software and forecasts for operational planning and climate resilience. It helps teams prepare for weather disruptions using location-specific forecasts and alerts.
FloodMapp
FloodMapp provides real-time flood intelligence and mapping tools for emergency response organizations. It helps responders make faster decisions when flooding changes road access and local conditions.
CropX
CropX combines soil sensors and farm data analytics to support irrigation and crop decisions. It helps growers reduce uncertainty about soil conditions when planning water and input use.
Climate FieldView
Climate FieldView organizes farm data, field maps, and equipment information for crop management. It helps farmers consolidate scattered field records when evaluating planting and harvest decisions.
Regrow
Regrow provides measurement and reporting tools for agricultural supply-chain emissions and regenerative practices. It helps food companies gather farm-level climate data across complex agricultural supply chains.
Agreena
Agreena supports farmers adopting regenerative practices through carbon-program administration and digital tools. It helps farmers manage the documentation required to participate in soil-carbon programs.
Nori
Nori operates a marketplace focused on carbon removals from regenerative agriculture and other projects. It helps removal buyers find projects while giving suppliers a route to market credits.
Puro.earth
Puro.earth operates a carbon-removal crediting platform for engineered and nature-based removal suppliers. It helps carbon-removal suppliers document and issue credits through a defined certification framework.
The next entries broaden the list with additional tools for climate operations, mobility, energy, food systems, and circular consumption.