# Prism vs Screen Time Control

The clearest difference is update cadence: Screen Time Control at weekly against Prism's fortnightly. On price, ads, in-app purchases 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 and Screen Time Control sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Prism ships an update fortnightly, Screen Time Control weekly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Prism | Screen Time Control |
| --- | --- | --- |
| 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 | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Freemium | — |
| Size | 484 MB | 29 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [DEVSONICS (SMC-PRIVATE) LIMITED](https://appshunter.io/developer/1788182508) | [David Bosze](https://appshunter.io/developer/1658380705) |

## What reviewers say

### 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 |


### Screen Time Control

[App page](https://appshunter.io/ios/app/screen-time-control-still/id6782291592)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Still Premium Monthly | $3.99 | per month |
| Still Premium Yearly | $24.99 | per year |


## Frequently asked questions

### Is Prism free?

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

### Is Screen Time Control free?

Screen Time Control is free to download, with in-app purchases available.

### Do Prism or Screen Time Control have ads?

Neither Prism nor Screen Time Control shows ads.

### Which is updated more often, Prism or Screen Time Control?

Prism ships an update fortnightly, and Screen Time Control weekly. Most recently, Prism was updated on October 24, 2026 and Screen Time Control on October 25, 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.*