# 筋トレ物語 vs Interval Routine Timer

The clearest difference is in-app purchases: Interval Routine Timer at none against 筋トレ物語's 1. Interval Routine Timer also leads on ads (none vs shown) and update cadence (daily vs every 2 months). 筋トレ物語's advantage is iOS requirement (15.1 vs 18.0). On price and device support there is nothing between them.

Both are free to download. 筋トレ物語 sells 1 one-off in-app purchase. Interval Routine Timer asks for nothing beyond the download.

筋トレ物語 ships an update every 2 months, Interval Routine Timer daily. The most recent releases landed on October 28, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 筋トレ物語 | Interval Routine Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Daily** |
| Size | 47 MB | 62 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [KAZUHIRO ISHIBASHI](https://appshunter.io/developer/1865380440) | [junto yanai](https://appshunter.io/developer/6817621328) |

## What reviewers say

### 筋トレ物語

[App page](https://appshunter.io/ios/app/id6782709768)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### Interval Routine Timer

[App page](https://appshunter.io/ios/app/interval-routine-timer/id6817631557)

**In-app purchases:** none


## Frequently asked questions

### Is 筋トレ物語 free?

筋トレ物語 is free to download, with in-app purchases available.

### Is Interval Routine Timer free?

Interval Routine Timer is free to download, with no in-app purchases.

### Do 筋トレ物語 or Interval Routine Timer have ads?

筋トレ物語 shows ads; Interval Routine Timer does not.

### Which is updated more often, 筋トレ物語 or Interval Routine Timer?

筋トレ物語 ships an update every 2 months, and Interval Routine Timer daily. Most recently, 筋トレ物語 was updated on October 28, 2026 and Interval Routine Timer on October 30, 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.*