CO2 Modeller vs Didactic climate models
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CO2 Modeller
Simulate the impact of reducing carbon emissions on climate change. This app generates projections for atmospheric CO2 concentration, global warming, sea level rise, and ocean acidification.
- Model carbon emission reductions
- Simulate climate change effects
- Project CO2 concentration
- Estimate global warming
- Predict sea level rise
- Analyze ocean acidification
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Model the effect of carbon emissions reductions on climate change using your smartphone or tablet. CO2 Modeller uses a streamlined computationally efficient Earth system model to simulate the effect of carbon emissions reductions on climate change. It generates twenty-first century projections of atmospheric carbon dioxide concentration and global averages of surface warming, sea level rise and ocean acidification.
Didactic climate models
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Try a simple climate model and visualize the effect of several parameters. Results are displayed as curves and updated in real time when parameters are changed with the help of the sliders
Screenshots
Verdict
The clearest difference is update cadence: Didactic climate models at every 6 weeks against CO2 Modeller's every 36 months. On price, ads, in-app purchases and device support 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CO2 Modeller ships an update every 36 months, Didactic climate models every 6 weeks. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.
| Parameter | CO2 Modeller | Didactic climate models |
|---|---|---|
| Price | Free | Free |
| Rating | 2.5 (2 ratings) — better | — |
| Positive reviews | 75.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 36 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 12.1 | 12.0 — better |
| Further details — not scored | ||
| Size | 9 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Alex Rogers | Université de Genève |
In-app purchases
CO2 Modeller
No in-app purchases
Didactic climate models
No in-app purchases
Questions
Is CO2 Modeller free?
Is Didactic climate models free?
Do CO2 Modeller or Didactic climate models have ads?
Which is updated more often, CO2 Modeller or Didactic climate models?
Other comparisons
