# ThinkingMistakes vs Prism

The clearest difference is in-app purchases: ThinkingMistakes at none against Prism's 2. ThinkingMistakes also leads on iOS requirement (14.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Prism sells 2 in-app purchases, starting at $4.99 per year. ThinkingMistakes asks for nothing beyond the download.

## The numbers

| Metric | ThinkingMistakes | Prism |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (9 ratings)](https://appshunter.io/ios/app/prism-focus-and-screen-time/id6740268334/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Monetization | — | Freemium |
| Size | 18 MB | 484 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Jan Thiele](https://appshunter.io/developer/415601630) | [DEVSONICS (SMC-PRIVATE) LIMITED](https://appshunter.io/developer/1788182508) |

## What reviewers say

### ThinkingMistakes

[App page](https://appshunter.io/ios/app/thinkingmistakes/id1578182990)

**In-app purchases:** none


### Prism

[App page](https://appshunter.io/ios/app/prism-focus-and-screen-time/id6740268334)

This app helps you build healthier phone habits by setting personalized screen time limits, blocking distractions, and tracking your usage. It offers customizable focus sessions and routines to boost productivity and encourage mindful digital wellness.

**Highlights:** Personalized screen time limits, Deep Focus sessions to block interruptions, Screen time and usage tracking, Customizable work/study routines, Block Lists and Allow Lists, Quick start and chained sessions, Scheduled healthy breaks

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Subscription | $4.99 | per year |
| LifeTime Access | $19.99 | one-time |


## Frequently asked questions

### Is ThinkingMistakes free?

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

### Is Prism free?

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

### Do ThinkingMistakes or Prism have ads?

Neither ThinkingMistakes nor Prism shows ads.

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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.*