# Screen Time Control vs Intervener

The clearest difference is in-app purchases: Screen Time Control at none against Intervener's 3. Screen Time Control also leads on update cadence (every 8 days vs every 6 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Intervener sells 3 in-app purchases, starting at $4.99 per 7 days. Screen Time Control asks for nothing beyond the download.

Screen Time Control ships an update every 8 days, Intervener every 6 weeks. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Screen Time Control | Intervener |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/screen-time-control-sunlock/id6746970345/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 6 weeks |
| Monetization | Free | — |
| Size | 16 MB | 33 MB |
| Requires iOS | 18.2 | **17.6** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [qalvapps](https://appshunter.io/developer/338410706) | [Anmol Rattan](https://appshunter.io/developer/1561754762) |

## What reviewers say

### Screen Time Control

[App page](https://appshunter.io/ios/app/screen-time-control-sunlock/id6746970345)

This app helps you limit screen time and reduce distractions by locking distracting apps until you step outside and walk in the sun. It uses habit psychology to make healthier choices effortless, promoting focus, energy, and better sleep by syncing with your circadian rhythm.

**Highlights:** Limit screen time without shame, Delay distracting apps until sunlight exposure, Unlock apps by stepping outside, Real-time unlocks via selfie, Private by design, on-device data, Gentle celebrations and mood boosts

**Features:** macOS Compatibility

**In-app purchases:** none


### Intervener

[App page](https://appshunter.io/ios/app/intervener/id6748287203)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Intervenr Premium Weekly | $4.99 | per 7 days |
| Intervenr Yearly Subscription | $39.99 | per year |
| Intervenr Lifetime | $99.99 | one-time |


## Frequently asked questions

### Is Screen Time Control free?

Screen Time Control is free to download, with no in-app purchases.

### Is Intervener free?

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

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

Neither Screen Time Control nor Intervener shows ads.

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

Screen Time Control ships an update every 8 days, and Intervener every 6 weeks. Most recently, Screen Time Control was updated on October 30, 2026 and Intervener 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.*