Circuit vs Tread Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Circuit
This interval timer app simplifies workout tracking with customizable circuits and large, easy-to-read timers. Save favorite routines for quick access and personalize the app's appearance and sounds to enhance your training experience.
- Save and repeat favorite circuits
- Large, glanceable timers
- Customizable appearance
- Custom sound alerts
- Simple and beautiful interface
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Circuit is a simple, beautiful interval timer designed to make tracking your workouts easier. ––– On repeat Save your favorite circuits and start them with a single tap. Glance away Large timers make it easy to track your progress from a distance. Make it yours Customize how Circuit looks and feels with timers, icons, and more. Sound on Circuit comes with custom sounds designed to keep you on track.
Tread Timer
This app provides treadmill workout timers to help users structure their exercise sessions. It offers customizable intervals for running, walking, and resting, ensuring a consistent and effective workout experience.
- Treadmill workout timers
- Customizable intervals
- Running and walking segments
- Rest periods
- Structured exercise sessions
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Treadmill workout timers
Screenshots
Verdict
The clearest difference is price: Tread Timer at Free against Circuit's $2.99. Tread Timer also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.0). Circuit's advantage is ads (none vs shown) and update cadence (every 9 days vs monthly). On rating, ratings volume 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
Tread Timer is free to download; Circuit costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for Circuit against 5.0 for Tread Timer. Both are backed by a comparable volume of ratings — 6 and 3 respectively.
Circuit ships an update every 9 days, Tread Timer monthly. The most recent releases landed on September 25, 2026 and September 21, 2026 respectively.
| Parameter | Circuit | Tread Timer |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 5.0 (6 ratings) | 5.0 (3 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 6 — better | 3 |
| Update frequency | Every 9 days — better | Monthly |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Paid | Ad-supported — better |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 4 MB | 40 MB |
| Age rating | 4+ | 4+ |
| Developer | Arjun Mahanti | Benchmark Fitness, Inc. |
Customer experience
Circuit
Tread Timer
In-app purchases
Circuit
No in-app purchases
Tread Timer
No in-app purchases
