# Theory Pass vs Theory 68

The clearest difference is in-app purchases: Theory 68 at none against Theory Pass's 1. Theory 68 also leads on update cadence (every 4 days vs every 3 weeks). Theory Pass's advantage is ads (none vs shown) and iOS requirement (12.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. Theory Pass sells 1 in-app purchase, starting at $29.99 per 6 months. Theory 68 asks for nothing beyond the download.

Theory Pass ships an update every 3 weeks, Theory 68 every 4 days. The most recent releases landed on October 9, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | Theory Pass | Theory 68 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Size | 72 MB | 153 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [SAYEED ASIF AKRAMY](https://appshunter.io/developer/1789385065) | [Mehmet Cagri Yalcinkaya](https://appshunter.io/developer/1844125903) |

## What reviewers say

### Theory Pass

[App page](https://appshunter.io/ios/app/theory-pass/id6740289342)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 6-Month Premium Plan | $29.99 | per 6 months |


### Theory 68

[App page](https://appshunter.io/ios/app/theory-68/id6806437618)

**In-app purchases:** none


## Frequently asked questions

### Is Theory Pass free?

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

### Is Theory 68 free?

Theory 68 is free to download, with no in-app purchases.

### Do Theory Pass or Theory 68 have ads?

Theory 68 shows ads; Theory Pass does not.

### Which is updated more often, Theory Pass or Theory 68?

Theory Pass ships an update every 3 weeks, and Theory 68 every 4 days. Most recently, Theory Pass was updated on October 9, 2026 and Theory 68 on October 22, 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.*