# Roulette Analysis vs Trillion

The clearest difference is ads: Roulette Analysis at none against Trillion's shown. Roulette Analysis also leads on update cadence (every 8 days vs every 12 months). Trillion's advantage is iOS requirement (13.0 vs 16.2). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Roulette Analysis sells 1 one-off in-app purchase and Trillion sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Roulette Analysis ships an update every 8 days, Trillion every 12 months. The most recent releases landed on September 9, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Roulette Analysis | Trillion |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 8 days** | Every 12 months |
| Size | 15 MB | 29 MB |
| Requires iOS | 16.2 | **13.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [kazutoshi miyasaka](https://appshunter.io/developer/1122494941) | [kota tada](https://appshunter.io/developer/1658942612) |

## What reviewers say

### Roulette Analysis

[App page](https://appshunter.io/ios/app/roulette-analysis/id6449939201)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hide Ad | $0.99 | one-time |


### Trillion

[App page](https://appshunter.io/ios/app/trillion-probability-simu/id6743378063)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-free for 1 month | $4.99 | per month |
| Ad-free for 1 year | $49.99 | per year |


## Frequently asked questions

### Is Roulette Analysis free?

Roulette Analysis is free to download, with in-app purchases available.

### Is Trillion free?

Trillion is free to download, with in-app purchases available.

### Do Roulette Analysis or Trillion have ads?

Trillion shows ads; Roulette Analysis does not.

### Which is updated more often, Roulette Analysis or Trillion?

Roulette Analysis ships an update every 8 days, and Trillion every 12 months. Most recently, Roulette Analysis was updated on September 9, 2026 and Trillion on September 18, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*