# InterTimer vs SolTi

The clearest difference is in-app purchases: InterTimer at none against SolTi's 2. InterTimer also leads on ads (none vs shown) and device support (3 vs 1). SolTi's advantage is update cadence (monthly vs every 27 months). On price there is nothing between them.

Both are free to download. SolTi sells 2 in-app purchases, starting at $0.99 per month. InterTimer asks for nothing beyond the download.

InterTimer ships an update every 27 months, SolTi monthly. Both last shipped on October 2, 2026.

## The numbers

| Metric | InterTimer | SolTi |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 27 months | **Monthly** |
| Monetization | Free | — |
| Size | 34 MB | 10 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [byeongyun kwon](https://appshunter.io/developer/1709899572) | [Jinyoung Lee](https://appshunter.io/developer/1250427645) |

## What reviewers say

### InterTimer

[App page](https://appshunter.io/ios/app/intertimer-interval-timer/id6471410531)

Create custom interval training routines with adjustable exercise and rest periods. Receive voice notifications for round changes and visualize remaining time. Track monthly exercise duration with a graph and get reminders to stay consistent with your fitness goals.

**Highlights:** Customizable exercise and rest slots, Repeatable rounds, Voice notifications for round changes, Visual representation of remaining time, Monthly exercise time graph, Workout reminders

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

**In-app purchases:** none


### SolTi

[App page](https://appshunter.io/ios/app/solti-workout-and-hiit-timer/id6754955276)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SolTi Pro Monthly | $0.99 | per month |
| SolTi Pro Yearly | $9.99 | per year |


## Frequently asked questions

### Is InterTimer free?

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

### Is SolTi free?

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

### Do InterTimer or SolTi have ads?

SolTi shows ads; InterTimer does not.

### Which is updated more often, InterTimer or SolTi?

InterTimer ships an update every 27 months, and SolTi monthly. Most recently, InterTimer was updated on October 2, 2026 and SolTi on October 2, 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.*