# Trillion vs INTEGO PRO

The clearest difference is in-app purchases: INTEGO PRO at none against Trillion's 2. INTEGO PRO also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Trillion sells 2 in-app purchases, starting at $4.99 per month. INTEGO PRO asks for nothing beyond the download.

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

## The numbers

| Metric | Trillion | INTEGO PRO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 12 months | **Every 9 months** |
| Size | 29 MB | 27 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [kota tada](https://appshunter.io/developer/1658942612) | [Svetlana Kostina](https://appshunter.io/developer/1831463787) |

## What reviewers say

### 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 |


### INTEGO PRO

[App page](https://appshunter.io/ios/app/intego-pro/id6749614934)

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

**In-app purchases:** none


## Frequently asked questions

### Is Trillion free?

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

### Is INTEGO PRO free?

INTEGO PRO is free to download, with no in-app purchases.

### Do Trillion or INTEGO PRO have ads?

Trillion shows ads; INTEGO PRO does not.

### Which is updated more often, Trillion or INTEGO PRO?

Trillion ships an update every 12 months, and INTEGO PRO every 9 months. Most recently, Trillion was updated on September 18, 2026 and INTEGO PRO on September 8, 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.*