# Uglify Screen Time vs CalcGate | App Lock with Math

The clearest difference is in-app purchases: CalcGate | App Lock with Math at none against Uglify Screen Time's 2. CalcGate | App Lock with Math also leads on update cadence (every 3 weeks vs every 2 months). Uglify Screen Time's advantage is iOS requirement (18.2 vs 26.2). On price, ads and device support there is nothing between them.

Both are free to download. Uglify Screen Time sells 2 in-app purchases, starting at $4.99 per month. CalcGate | App Lock with Math asks for nothing beyond the download.

Uglify Screen Time ships an update every 2 months, CalcGate | App Lock with Math every 3 weeks. The most recent releases landed on October 19, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Uglify Screen Time | CalcGate | App Lock with Math |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/uglify-screen-time/id6760704229/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Freemium | — |
| Size | 39 MB | 4 MB |
| Requires iOS | **18.2** | 26.2 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [MAKSIM HORBIKAU](https://appshunter.io/developer/1885820350) | [HIDEYUKI INAGAKI](https://appshunter.io/developer/1819355611) |

## What reviewers say

### Uglify Screen Time

[App page](https://appshunter.io/ios/app/uglify-screen-time/id6760704229)

This app helps you regain control of your digital habits by making social media feeds less engaging. It limits your daily time on selected apps, progressively degrading their visual appeal until they become uninviting.

**Highlights:** Progressive visual degradation of apps, Daily time limits for selected apps, Works with major social media platforms, Dynamic Island and Lock Screen integration, Screen time analytics, Customizable time settings

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Uglify Pro Monthly | $4.99 | per month |
| Uglify Pro Annual | $29.99 | per year |


### CalcGate | App Lock with Math

[App page](https://appshunter.io/ios/app/calcgate-app-lock-with-math/id6762510886)

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

**In-app purchases:** none


## Frequently asked questions

### Is Uglify Screen Time free?

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

### Is CalcGate | App Lock with Math free?

CalcGate | App Lock with Math is free to download, with no in-app purchases.

### Do Uglify Screen Time or CalcGate | App Lock with Math have ads?

Neither Uglify Screen Time nor CalcGate | App Lock with Math shows ads.

### Which is updated more often, Uglify Screen Time or CalcGate | App Lock with Math?

Uglify Screen Time ships an update every 2 months, and CalcGate | App Lock with Math every 3 weeks. Most recently, Uglify Screen Time was updated on October 19, 2026 and CalcGate | App Lock with Math on October 10, 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.*