# skinline.bg vs Interval Timer

The clearest difference is in-app purchases: skinline.bg at none against Interval Timer's 2. skinline.bg also leads on iOS requirement (12.0 vs 26.0). Interval Timer's advantage is ads (none vs shown) and update cadence (every 5 weeks vs every 51 months). On price and device support there is nothing between them.

Both are free to download. Interval Timer sells 2 in-app purchases, starting at $4.99 per 7 days. skinline.bg asks for nothing beyond the download.

skinline.bg ships an update every 51 months, Interval Timer every 5 weeks. The most recent releases landed on September 18, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | skinline.bg | Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 51 months | **Every 5 weeks** |
| Size | 19 MB | 33 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Skin Line OOD](https://appshunter.io/developer/1489574273) | [Volodymyr Yahenskyi](https://appshunter.io/developer/961335645) |

## What reviewers say

### skinline.bg

[App page](https://appshunter.io/ios/app/skinlinebg/id1489574274)

**Features:** macOS Compatibility

**In-app purchases:** none


### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-hiitual/id6787092191)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly plan | $4.99 | per 7 days |
| Annual plan | $39.99 | per year |


## Frequently asked questions

### Is skinline.bg free?

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

### Is Interval Timer free?

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

### Do skinline.bg or Interval Timer have ads?

skinline.bg shows ads; Interval Timer does not.

### Which is updated more often, skinline.bg or Interval Timer?

skinline.bg ships an update every 51 months, and Interval Timer every 5 weeks. Most recently, skinline.bg was updated on September 18, 2026 and Interval Timer on September 24, 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.*