# Thanos Gym vs RoundShift

The clearest difference is in-app purchases: Thanos Gym at none against RoundShift's 1. RoundShift's advantage is update cadence (every 2 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. RoundShift sells 1 one-off in-app purchase. Thanos Gym asks for nothing beyond the download.

Thanos Gym ships an update every 2 weeks, RoundShift every 2 days. The most recent releases landed on October 25, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Thanos Gym | RoundShift |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/roundshift-interval-timer/id6793125180/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 53 MB | 143 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [SOPVI SA de CV](https://appshunter.io/developer/1896471398) | [Carl Law](https://appshunter.io/developer/1671704999) |

## What reviewers say

### Thanos Gym

[App page](https://appshunter.io/ios/app/thanos-gym/id6767400426)

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

**In-app purchases:** none


### RoundShift

[App page](https://appshunter.io/ios/app/roundshift-interval-timer/id6793125180)

This interval timer app provides voice coaching for various workout types, allowing you to keep your eyes on your exercise rather than the screen. It offers customizable presets, multiple voice options, and can even display workouts on a larger screen for group sessions. Advanced features like adaptive rest and Apple Health integration are available with a Pro upgrade.

**Highlights:** Voice coaching for workouts, Customizable interval presets, Plain language workout builder, Multi-language coach voices, Screen-off and face-down operation, AirPlay for group sessions, Adaptive rest with Apple Watch

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Intervo Pro (Lifetime) | $4.99 | one-time |


## Frequently asked questions

### Is Thanos Gym free?

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

### Is RoundShift free?

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

### Do Thanos Gym or RoundShift have ads?

Neither Thanos Gym nor RoundShift shows ads.

### Which is updated more often, Thanos Gym or RoundShift?

Thanos Gym ships an update every 2 weeks, and RoundShift every 2 days. Most recently, Thanos Gym was updated on October 25, 2026 and RoundShift on October 15, 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.*