Survival Odds vs CO2 Modeller
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Survival Odds
Estimate your life expectancy using US mortality data. Calculate actuarial values like annuity and life insurance payments. Visualize survival probabilities with an interactive chart.
- Life expectancy estimation
- US population mortality data
- Annuity present value calculation
- Life insurance payment calculation
- Interactive survival probability chart
Read full descriptionHide full description
Provides estimated life expectancy based on age and year of birth using US population mortality data, as well as some basic actuarial values: expected present value of a monthly annuity and lump sum life insurance payment using a supplied interest rate. Also displays an interactive chart of survival probabilities.
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
Read full descriptionHide full description
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.
Screenshots
Verdict
The clearest difference is review sentiment: Survival Odds at 100% against CO2 Modeller's 75%. Survival Odds also leads on update cadence (every 7 months vs every 36 months). CO2 Modeller's advantage is iOS requirement (12.1 vs 26.0). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Survival Odds ships an update every 7 months, CO2 Modeller every 36 months. The most recent releases landed on September 28, 2026 and October 2, 2026 respectively.
| Parameter | Survival Odds | CO2 Modeller |
|---|---|---|
| Price | Free | Free |
| Rating | — | 2.5 (2 ratings) — better |
| Positive reviews | 100.0% of reviews — better | 75.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Every 7 months — better | Every 36 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 12.1 — better |
| Further details — not scored | ||
| Size | 1 MB | 9 MB |
| Age rating | 17+ | 4+ |
| Developer | Kenneth Klinger | Alex Rogers |
Customer experience
Survival Odds
CO2 Modeller
In-app purchases
Survival Odds
No in-app purchases
CO2 Modeller
No in-app purchases
Questions
Is Survival Odds free?
Is CO2 Modeller free?
Do Survival Odds or CO2 Modeller have ads?
Which is updated more often, Survival Odds or CO2 Modeller?
Other comparisons
