左(右) vs Multi Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
左(右)
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左右の判断がすぐに出来ない方の為のアプリです。 このアプリがあれば、左と言われた時に視覚的にどちらが左か即座に判断出来ます。 これで右と左に悩まされていた日々とはおさらばです! 表示される文字は、Apple watchを装着している手首の位置と紐づいていますので、設定>一般>向き>手首の位置を変更することで表示される文字を変更出来ます。
Multi Timer
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Multi Timer makes it easy to run several countdown timers at the same time, so you can stay on track while studying, cooking, exercising, working, or managing daily tasks. Create timers in seconds, give each one a name, and control everything from a clean, simple list. Start multiple timers together, pause when needed, add extra time instantly, and get reliable alerts when each countdown ends. Key Features - Run multiple countdown timers at the same time - Create quick presets or set custom durations - Start, pause, resume, reset, and add extra time instantly - Rename, reorder, and delete timers with ease - Get notification alerts when timers finish - Choose sound and vibration options - Use optional in-app popup alerts - Show or hide timer names in notifications - Set your default timer duration - Customize the “Add Time” button amount - Use light, dark, or system theme - Enjoy multi-language UI support - Back up and restore timer data with import/export Built for Everyday Use Multi Timer is designed to be simple, fast, and distraction-free. It is useful for focus sessions, kitchen timers, workouts, productivity blocks, routines, stretching, cleaning, breaks, and any moment where one timer is not enough. Your timer settings and data are saved on your device.
Screenshots
Verdict
The clearest difference is ads: 左(右) at none against Multi Timer's shown. 左(右) also leads on update cadence (every 2 days vs every 5 days) and iOS requirement (10.0 vs 13.0). On price, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
左(右) ships an update every 2 days, Multi Timer every 5 days. The most recent releases landed on October 1, 2026 and September 27, 2026 respectively.
| Parameter | 左(右) | Multi Timer |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 days — better | Every 5 days |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 1 MB | 29 MB |
| Age rating | 4+ | 4+ |
| Developer | Osamu Hiraoka | JAEHYEONG PARK |
In-app purchases
左(右)
No in-app purchases
Multi Timer
No in-app purchases









