Comparison

swrm vs Carbon Checkout

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

swrm

Track your carbon footprint and adopt a more sustainable lifestyle. This app offers a comprehensive calculator, educational resources, and community challenges to help you reduce your environmental impact. Monitor groceries, transportation, and household energy use.

Highlights
  • Carbon footprint calculator
  • Grocery barcode scanning
  • Vehicle and transportation tracking
  • Household appliance impact
  • Community challenges
  • Educational articles and videos
Features
Read full description

swrm will enable you to transition to a more sustainable lifestyle. Track your carbon footprint and take up the challenge to live sustainably. This is the most comprehensive carbon footprint calculator ever developed - to equip you with the data you need to be your most sustainable self! Including educational videos & articles to support you in this transition. Discover and track the carbon footprint from the grocery products you purchase and compare your favorite brands to find out which are better for the planet. We have added perishables so you can track purchases of your fresh produce and goods from agriculture. Track the carbon footprint from driving your vehicle or by taking a shared transportation alternative, such as a bus or train. Add your personal devices and home appliances to see how they affect your household carbon footprint. Create your own hive to challenge your friends to live sustainably and save the planet as a community! With three difficulty levels, you can adjust your goals as your green knowledge grows to try and reach a completely sustainable lifestyle. Our App includes: • Grocery barcode scanning • Grocery store location for improved data accuracy • Compare life-cycle energy consumption of products • Vehicle search by make and model • Tracking of vehicle carbon footprint by the miles you drive • Tracking of other transportation methods: Walking, Cycling, Train, Subway, Bus and Taxi Services • Add the distance or duration of travel and check the footprint before you hit the road • Compare your carbon footprint to other members in your community or friends across the globe. • Relevant and up-to-date articles and videos on sustainability, current environmental events and issues, and the latest on reducing your carbon footprint. swrm is a community with team members across the globe who are passionate about making a difference to the environment and helping to solve the climate issues we face today. We love to partner with like-minded people who share this enthusiasm for our planet! Join the swrm Find out more: greenswrm.com Follow us on socials: instagram.com/greenswrm; facebook.com/GSwrm; twitter.com/greenswrm Buzz us with feedback: feedback@greenswrm.com

About

Carbon Checkout

Track the environmental impact of your purchases by scanning receipts. Get insights into your carbon footprint, nutrition scores, and category breakdowns to make more sustainable shopping choices.

Highlights
  • Scan receipts with AI
  • Track carbon footprint
  • Get nutrition scores
  • Analyze category impact
  • Compare to global averages
  • Discover eco-alternatives
Features
Read full description

Scan receipts to track your carbon footprint and shop more sustainably! Turn Every Receipt Into Climate Action Discover the hidden environmental cost of your shopping with Carbon Checkout - the most accurate carbon footprint tracker for your everyday purchases. How It Works Snap - Take a photo of any grocery receipt Scan - Our AI instantly identifies every product See - Get precise carbon footprint data in seconds Act - Make greener choices with personalized insights Powerful Insights Monthly carbon footprint reports Nutrition health scores Category breakdowns (meat, dairy, produce, etc.) Compare your impact to global averages Track your progress over time Discover eco-friendly product alternatives Why Choose Carbon Checkout? Most comprehensive product database Real environmental data, not estimates Instant, accurate receipt processing Beautiful, actionable insights Privacy-first design Regular database updates Start making every purchase count for the planet. Download Carbon Checkout today and transform your shopping habits into climate action!

Screenshots

swrm4 screens
Carbon Checkout4 screens

Verdict

The call

The clearest difference is review sentiment: Carbon Checkout at 100% against swrm's 50%. Carbon Checkout also leads on rating (5.0 vs 4.3). swrm's advantage is ratings volume (6 vs 1) and iOS requirement (10.0 vs 16.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Carbon Checkout holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: swrm has 6 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of swrm's written reviews are positive against 100% of Carbon Checkout's.

Scorecard4 real differences · 6 level
swrm versus Carbon Checkout: the parameters behind the verdict, then further details
ParameterswrmCarbon Checkout
PriceFreeFree
Rating4.3 (6 ratings)5.0 (1 ratings) — better
Positive reviews50.0% of reviews100.0% of reviews — better
Number of ratings6 — better1
Update frequencyEvery 9 months—
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad
Requires iOS10.0 — better16.0
Further details — not scored
Size124 MB53 MB
Age rating4+4+
DeveloperGreenswrm, Inc.Elizabeth Johnson

Customer experience

swrm

All ratings6 ratings
Positive83.3%
Neutral0.0%
Negative16.7%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Carbon Checkout

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

swrm

No in-app purchases

None

Carbon Checkout

No in-app purchases

Questions

Is swrm free?
swrm is free to download, with no in-app purchases.
Is Carbon Checkout free?
Carbon Checkout is free to download, with no in-app purchases.
Which has better reviews, swrm or Carbon Checkout?
Carbon Checkout is rated higher. swrm averages 4.3 out of 5 from 6 ratings, while Carbon Checkout averages 5.0 from 1 ratings.
Do swrm or Carbon Checkout have ads?
Neither swrm nor Carbon Checkout shows ads.

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