Comparison

bgood vs 2zero Climathon

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

Head to head
About

bgood

Earn rewards for sustainable actions like reusing bags and cups, or returning reusable containers. Track your environmental impact, scan products for eco-scores, and contribute to planting trees and cleaning oceans.

Highlights
  • Collect seeds for good deeds
  • Plant trees and clean oceans
  • Reuse goodbag and goodcup
  • Scan products for environmental impact
  • Gamified sustainable action
  • Track environmental impact metrics
  • Unlock achievements and rewards
Read full description

Meet bgood: The App Where Every Good Deed Grants You Seeds! Seeds grow into trees, clean the oceans and unlock rewards. How do you collect Seeds? By reusing your goodbag and goodcup, returning your RECUP, rating places and many more small actions that matter! Plastic waste, global warming, and climate change are urgent issues affecting our planet. The mission of the bgood team is to empower everyone to become a changemaker and tackle these challenges. With the bgood app, we've already removed over 250,000 plastic bags from oceans and planted 100,000 trees in partnership with NGOs. If sustainability is important to you and you're dedicated to supporting environmental protection while combating global warming in your daily life, you should download this app right now to support our planet together with us! Plant Trees by Re-using Your goodbag or goodcup With goodbag, you can effortlessly support the environment while going about your everyday shopping. Here's how it works: 1) Bring your goodbag when you go shopping. 2) Visit one of millions of shops that show on the bgood map. 3) Hold your phone to the label on your goodbag or goodcup to collect Seed-Points in our App 4) These Seeds can be donated to one of our Partner NGOs to plant trees and clean the oceans 5) Earn Achievements, unlock coupons and rewards, compete in rankings and see your impact grow Don't have a goodbag or goodcup yet? No worries! You can easily purchase one from our website, the app, or our partner shops. Collect Seeds by reusing your RECUP: 1) Explore RECUP partner places in the bgood app 2) Borrow or return a cup at a RECUP partner 3) Take a photo or scan the QR code of the RECUP 4) Collect Seeds 5) Seeds = trees, less ocean plastic and rewards! Scan Products to Understand Their Environmental Impact Our choices as consumers have a significant impact, and our app aims to assist you in making informed buying decisions. Utilize our barcode scanner to learn about the Eco-score, packaging, and Nutri-Score of products on store shelves. Furthermore, you can earn rewards for purchasing certain sustainable products: Just scan the QR code on the goodbuy sticker and collect Seeds! You can also provide valuable feedback by rating shops based on sustainability criteria, helping them identify areas for improvement and areas where they excel. Gamify Sustainable Action We believe in positive reinforcement and gentle encouragement as powerful avenues for creating impact and change. Amidst the existing pressures, our goal is to inspire your everyday sustainable choices by making the experience rewarding and enjoyable. Here's what you can do with our app: • Keep track of trees planted, plastic bags collected, and goodbag re-uses. • Unlock fun and unique achievements. • Engage in friendly competition with fellow app users through rankings. • Explore the interactive map to discover sustainable places near you. • Rate places based on sustainability criteria. • Suggest new shops to expand the bgood network. • Unlock exclusive rewards and coupons for sustainable products Let's Embrace an Environmentally Conscious Lifestyle Together, let's take the first steps towards making an environmentally conscious life the new standard. Join us in shaping a sustainable future.

About

2zero Climathon

This app helps you actively reduce your carbon footprint through a CO2 calculator and various challenges. Join communities or Klimathons to compete and earn rewards for your climate protection efforts. It's designed for a CO2-neutral future.

Highlights
  • CO2 calculator
  • Climate challenges
  • Sustainability rewards
  • Team competitions
  • News and tips
  • Community participation
Features
Read full description

2zero (formerly the Climate Compass) is your personal climate app and the officiall Klimathon app. It helps you to actively reduce your carbon footprint with the help of a CO2 calculator & multiple CO2 challenges. Become part of a Klimathon or our 2Zero community and support our Sustainability Promise. 2zero is the perfect sustainability app for a start into a CO2 neutral future. Protect the climate together, we show you how! -I would like to participate in a Klimathon. Am I in the right place?- You are absolutely right! 2zero (formerly Climate compass) is the official app of the Klimathon. Simply select your Klimathon organizer in the Community Selection step of the registration process and you'll be part of your Klimathon, enjoying all the benefits of your community. Be ready for 42 days of climate protection! -How does 2zero work?- 1. Calculate your own ecological footprint With our CO2 calculator you can easily calculate your ecological footprint. We already offer you a shortened version of the calculator during onboarding. As soon as you have joined your community, you can use the calculator in its full complexity and calculate your customized CO2 footprint. The sustainability calculator was developed in cooperation with the Fraunhofer Institute and the University of Kassel, among others. 2. Master different challenges to reduce your CO2 consumption More than 160 climate challenges focus on different topics of everyday life. For completing a challenge you receive valuable climate points. Of course, all challenges include detailed information texts that explain the circumstances and effects of the challenge in detail. The data is always up to date thanks to cooperation with Worldwatchers, Frauenhofer.iee, the Wuppertal Institute and the University of Kassel. 3. Get sustainable rewards for your climate protection efforts Redeem your well-earned climate points for exciting rewards from the sustainability sector. Our partner network is constantly growing, so you can expect new offers on a regular basis. 4. Compete with other climate protectors Fancy a bit of competition? (it's all about climate protection, so there are really only winners here!) Create your own team or join one of the existing teams and collect climate points for your team. How much CO2 can you save together? -Other features- Have a look at our news section. You can expect exciting news about climate protection actions & events. Our CO2 Challenges are not enough for you? Our guidebook provides you with even more tips & tricks on climate protection & sustainable living. The Klimathon App provides the collaborative and digital platform to complete our Climate Challenges. The CO2 Calculator and the different CO2 Challenges help you to reduce your ecological footprint. You can either participate in a Klimathon or in our 2Zero Community and take your first steps towards more sustainability. As your personal climate compass, our sustainability app offers you a great opportunity for sustainable change in everyday life. Let's go, let's protect the climate together.

Screenshots

bgood4 screens
2zero Climathon4 screens

Verdict

The call

bgood and 2zero Climathon both sit at 5.0 stars, but that hides the real split: 100% of bgood's written reviews are positive against 48% of 2zero Climathon's. bgood also leads on ratings volume (3 vs 1) and iOS requirement (13.4 vs 15.0). 2zero Climathon's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, rating, update cadence and in-app purchases 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

On the App Store both sit at effectively the same score — 5.0 for bgood against 5.0 for 2zero Climathon. Both are backed by a comparable volume of ratings — 3 and 1 respectively. Written reviews are what separate them: 100% of bgood's written reviews are positive against 48% of 2zero Climathon's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

Scorecard5 real differences · 5 level
bgood versus 2zero Climathon: the parameters behind the verdict, then further details
Parameterbgood2zero Climathon
PriceFreeFree
Rating5.0 (3 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews — better47.7% of reviews
Number of ratings3 — better1
Update frequencyEvery 2 weeksEvery 2 weeks
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.4 — better15.0
Further details — not scored
Size60 MB89 MB
Age rating4+4+
Developerbgood GmbH2zero GmbH

Customer experience

bgood

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

2zero Climathon

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews44 reviews
Positive47.7%
Neutral13.6%
Negative38.6%

In-app purchases

None

bgood

No in-app purchases

None

2zero Climathon

No in-app purchases

Questions

Is bgood free?
bgood is free to download, with no in-app purchases.
Is 2zero Climathon free?
2zero Climathon is free to download, with no in-app purchases.
Which has better reviews, bgood or 2zero Climathon?
bgood and 2zero Climathon are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.
Do bgood or 2zero Climathon have ads?
bgood shows ads; 2zero Climathon does not.
Which is updated more often, bgood or 2zero Climathon?
bgood ships an update every 2 weeks, and 2zero Climathon every 2 weeks. Most recently, bgood was updated on November 2, 2026 and 2zero Climathon on November 3, 2026.

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