Random Timer vs Reaction Workout Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Random Timer
This app provides customizable timers for various training activities, including sprints, shadow boxing, and agility drills. Users can set time intervals, choose signal types, select sounds, and even use custom voice signals for solo workouts.
- Customizable time settings
- Choice of signal types
- Selectable sound options
- Add favorite words as signals
- Ideal for solo training
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Lets use for a dash, training of a shadow, or training of quick power and instantaneous power. Lets use as a signal when training alone. ・A setup of time can be performed. ・The kind of signal can be chosen. ・The kind of sound can be chosen. ・You can use to signal the favorite words. ーーーーーーーーーーーーーーーーーーーーーーーーーーーー ダッシュやシャドー,ペイントボールのトレーニング、または俊敏力、瞬発力のトレーニングに使ってみましょう。 一人でトレーニングする時の合図として利用しましょう。 ・時間設定ができるよ。 ・合図の種類が選べるよ。 ・音の種類が選べるよ。 ・好きな言葉を合図に追加できるよ。
Reaction Workout Timer
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Enhance your reflexes and focus with Reaction Workout Timer that delivers structured timed drills using random cues and clear signals for boxing, MMA, and sports training. Set up sessions quickly with flexible rounds, rest periods, and interval controls tailored to your needs. Features include: Customizable rounds, round length, and rest intervals Random reaction cues with adjustable timing Bias settings for varied wait times Clear signals via beep, haptics, and bright green flash Warm-up rounds, rest cycles, and finish gong Pause, resume, skip, and quick reset controls Large timer display with progress indicator Offline functionality without account requirements Audio mixing compatible with headphones Train anywhere with crisp audio and visual cues that keep your reflex practice sharp and focused. Start improving your reaction speed and timing with every session.
Screenshots
Verdict
The clearest difference is update cadence: Reaction Workout Timer at every 3 weeks against Random Timer's every 7 months. Random Timer's advantage is device support (3 vs 1) and iOS requirement (5.1.1 vs 18.2). On price, ads and in-app purchases 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.
Random Timer ships an update every 7 months, Reaction Workout Timer every 3 weeks. The most recent releases landed on June 9, 2026 and July 1, 2026 respectively.
| Parameter | Random Timer | Reaction Workout Timer |
|---|---|---|
| Price | Free | Free |
| Rating | 1.7 (17 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 17 — better | — |
| Update frequency | Every 7 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 5.1.1 — better | 18.2 |
| Further details — not scored | ||
| Size | 9 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | 2ka | Hitfire Production AB |
In-app purchases
Random Timer
No in-app purchases
Reaction Workout Timer
No in-app purchases






