# インターバルタイマーforトレーニング２Lite vs KIZMU

The clearest difference is in-app purchases: インターバルタイマーforトレーニング２Lite at none against KIZMU's 6. KIZMU's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. KIZMU sells 6 in-app purchases, starting at $1.99 per month. インターバルタイマーforトレーニング２Lite asks for nothing beyond the download.

インターバルタイマーforトレーニング２Lite ships an update every 6 weeks, KIZMU every 2 months. Both last shipped on October 23, 2026.

## The numbers

| Metric | インターバルタイマーforトレーニング２Lite | KIZMU |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 45.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Ad-supported | — |
| Size | 14 MB | 22 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yudai Fukuda](https://appshunter.io/developer/1434814836) | [Ichi Shimohira](https://appshunter.io/developer/1882269948) |

## What reviewers say

### インターバルタイマーforトレーニング２Lite

[App page](https://appshunter.io/ios/app/forlite/id1113531503)

This interval timer app supports various training types like strength, core, Tabata, yoga, and stretching. It offers simple and customizable timer modes with visual countdowns, audio cues, and vibration alerts. Users can personalize sound options and repeat settings for a tailored workout experience.

**Highlights:** Simple timer mode, Customizable timer mode, Visual countdown, Audio countdown, Vibration alerts, Multiple sound options, Repeat settings

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

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and easy to use
- 👍 Highly customizable programs
- 👍 Useful for various exercises
- 👍 Good for daily stretching
- 👍 Clear and understandable interface

**What reviewers complain about**

- 🐛 Timer sound issues
- 🐛 Inaccurate countdown timing
- 🐛 Unnecessary countdowns
- 🐛 Unreadable text in dark mode
- 🐛 App becomes unusable after updates

**Reported bugs**

- Timer sound cuts out intermittently
- Countdown sound is out of sync
- Timer displays incorrect duration
- Text is invisible in settings/customization screen
- Timer stops working when screen locks or dims

**Requested features**

- Allow background music playback
- Add interval end buzzer
- Add skip function for timers
- Allow music playback
- Add Android version


### KIZMU

[App page](https://appshunter.io/ios/app/kizmu/id6760006505)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム月額 | $1.99 | per month |
| KIZMU Pro Monthly (Legacy) | $2.99 | per month |
| KIZMU Pro Monthly | $5.99 | per month |
| プレミアム年額 | $11.99 | per year |
| KIZMU Pro Yearly | $29.99 | per year |
| Gym Log（買い切り） | $19.99 | one-time |


## Frequently asked questions

### Is インターバルタイマーforトレーニング２Lite free?

インターバルタイマーforトレーニング２Lite is free to download, with no in-app purchases.

### Is KIZMU free?

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

### Do インターバルタイマーforトレーニング２Lite or KIZMU have ads?

インターバルタイマーforトレーニング２Lite shows ads; KIZMU does not.

### Which is updated more often, インターバルタイマーforトレーニング２Lite or KIZMU?

インターバルタイマーforトレーニング２Lite ships an update every 6 weeks, and KIZMU every 2 months. Most recently, インターバルタイマーforトレーニング２Lite was updated on October 23, 2026 and KIZMU on October 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.*