# ジムログ vs Interval Timer & Workout Timer

The clearest difference is ads: Interval Timer & Workout Timer at none against ジムログ's shown. ジムログ's advantage is update cadence (every 4 days vs every 4 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. ジムログ sells 1 one-off in-app purchase and Interval Timer & Workout Timer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ジムログ ships an update every 4 days, Interval Timer & Workout Timer every 4 months. The most recent releases landed on September 28, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | ジムログ | Interval Timer & Workout Timer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Every 4 months |
| Size | 7 MB | 3 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [HIDEYA HOSHINO](https://appshunter.io/developer/1714452817) | [YINGDONG LIU](https://appshunter.io/developer/1706285656) |

## What reviewers say

### ジムログ

[App page](https://appshunter.io/ios/app/id6479692718)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No ads + offline logging | $3.99 | one-time |


### Interval Timer & Workout Timer

[App page](https://appshunter.io/ios/app/interval-timer-and-workout-timer/id6757140776)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Premium Features | $6.99 | one-time |


## Frequently asked questions

### Is ジムログ free?

ジムログ is free to download, with in-app purchases available.

### Is Interval Timer & Workout Timer free?

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

### Do ジムログ or Interval Timer & Workout Timer have ads?

ジムログ shows ads; Interval Timer & Workout Timer does not.

### Which is updated more often, ジムログ or Interval Timer & Workout Timer?

ジムログ ships an update every 4 days, and Interval Timer & Workout Timer every 4 months. Most recently, ジムログ was updated on September 28, 2026 and Interval Timer & Workout 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.*