# Screen Time Control vs Calmod

The clearest difference is iOS requirement: Calmod at 15.1 against Screen Time Control's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Screen Time Control sells 2 in-app purchases, starting at $1.99 per month and Calmod sells 2 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Screen Time Control ships an update monthly, Calmod every 2 weeks. The most recent releases landed on November 9, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Screen Time Control | Calmod |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Size | 7 MB | 66 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Georgios Avenidis](https://appshunter.io/developer/1730462834) | [Nexora Bloom Labs](https://appshunter.io/developer/6801206653) |

## What reviewers say

### Screen Time Control

[App page](https://appshunter.io/ios/app/screen-time-control-nightlock/id6762050966)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NightLock Pro | $1.99 | per month |
| NightLock Pro Lifetime | $12.99 | one-time |


### Calmod

[App page](https://appshunter.io/ios/app/calmod-adhd-support/id6801206651)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calmod Premium Weekly | $1.99 | per 7 days |
| Calmod Premium Yearly | $39.99 | per year |


## Frequently asked questions

### Is Screen Time Control free?

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

### Is Calmod free?

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

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

Neither Screen Time Control nor Calmod shows ads.

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

Screen Time Control ships an update monthly, and Calmod every 2 weeks. Most recently, Screen Time Control was updated on November 9, 2026 and Calmod on October 31, 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.*