# Siempre vs MuscleTimerPro

The clearest difference is in-app purchases: MuscleTimerPro at none against Siempre's 1. Siempre's advantage is update cadence (every 3 days vs every 2 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Siempre sells 1 one-off in-app purchase. MuscleTimerPro asks for nothing beyond the download.

Siempre ships an update every 3 days, MuscleTimerPro every 2 weeks. The most recent releases landed on September 11, 2026 and February 23, 2026 respectively.

## The numbers

| Metric | Siempre | MuscleTimerPro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Size | 4 MB | 56 MB |
| Requires iOS | 16 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Noritsugu Tagami](https://appshunter.io/developer/1841539818) | [JIN TANDA](https://appshunter.io/developer/1865935191) |

## What reviewers say

### Siempre

[App page](https://appshunter.io/ios/app/siempre-simple-repeat-timer/id6752882686)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Japon/Espanol | $2.99 | one-time |


### MuscleTimerPro

[App page](https://appshunter.io/ios/app/muscletimerpro/id6757308856)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Siempre free?

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

### Is MuscleTimerPro free?

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

### Do Siempre or MuscleTimerPro have ads?

Neither Siempre nor MuscleTimerPro shows ads.

### Which is updated more often, Siempre or MuscleTimerPro?

Siempre ships an update every 3 days, and MuscleTimerPro every 2 weeks. Most recently, Siempre was updated on September 11, 2026 and MuscleTimerPro on February 23, 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.*