iCOquit® App vs Timed walk
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iCOquit® App
This app helps users quit smoking by tracking carbon monoxide levels in their breath. It works with a special device to provide visual motivation and monitor progress towards healthier CO levels.
- Carbon monoxide breath monitoring
- Real-time progress tracking
- Visual motivation through graphs
- Goal setting for quitting
- Share results with support network
- Works with iCOquit Smokerlyzer device
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Please note: This app is to be used only in partnership with the iCOquit® Smokerlyzer device, which can be purchased from Bedfont® Scientific Ltd. The app will not work without it. The iCOquit® App is an aid to help people stop smoking. Whether you are attempting to quit smoking for good, simply cut back, or motivate a loved one, the iCOquit® App is the app you need. The app works in conjunction with the iCOquit® personal stop-smoking device to provide visual motivation to help you quit, as well as track your quitting progress in real-time. By simply blowing into the iCOquit® device, it will measure the carbon monoxide (CO) on your breath and display the readings within the app. By monitoring your CO levels through the app, you can accurately track and manage your smoking, so that you can set and achieve attainable goals throughout your quitting process. You’ll use it very much like you would use a set of scales if you were trying to lose weight. The less you smoke, the lower your reading, the healthier you get! Share your results Share your achievements effortlessly by emailing your daily results to friends, family, or health professionals, creating a support network to keep you motivated along the way. Track your progress Visualise your progress through our user-friendly graph, as you work towards achieving and sustaining a green CO level, reflecting your success in quitting smoking. For over 35 years, carbon monoxide (CO) breath monitoring has proven to be a powerful motivational tool for smokers looking to quit. Now with our iCOquit® personal stop-smoking device, you can conveniently track CO levels on your smartphone anywhere, anytime, helping you to quit smoking. (Please note that the iCOquit® device is to be purchased separately from Bedfont® Scientific Ltd.) For an introduction in how to use the iCOquit® App, watch our video here - https://youtu.be/1ixEc4eaP24
Timed walk
This app calculates the distance covered during a timed walk using your phone's GPS. The results can serve as an indicator of your exercise capacity and overall health status. It is designed for general well-being and as a home-based supplement to clinical assessments.
- Measures distance during timed walks
- Uses phone GPS for outdoor tracking
- Indicates exercise capacity
- Complements clinical assessments
- Validated algorithm
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This app measures the distance you walk in a given amount of time. This is sometimes called "Timed walk test". The distance you walk in the chosen time can be used as an indication of your exercise capacity and general health status. The app measures the distance you walk using the positioning systems embedded in your phone, like the GPS. You therefore need to use it outdoor or it may be not possible to measure the distance. Even though the algorithm that estimates the walked distance has been validated in clinical settings (see https://mhealth.jmir.org/2020/1/e13756/), this app is not a medical device. It should be used for general well-being or as a home-based complement to conventional clinical assessment.
Screenshots
Verdict
The clearest difference is review sentiment: iCOquit® App at 14% against Timed walk's 0%. iCOquit® App also leads on update cadence (every 2 months vs every 5 months). On price, ads, in-app purchases and monetization model 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.
iCOquit® App ships an update every 2 months, Timed walk every 5 months. The most recent releases landed on June 7, 2026 and August 6, 2026 respectively.
| Parameter | iCOquit® App | Timed walk |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (5 ratings) — better | — |
| Positive reviews | 14.3% of reviews — better | 0.0% of reviews |
| Number of ratings | 5 — better | — |
| Update frequency | Every 2 months — better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14 | 13.0 — better |
| Further details — not scored | ||
| Size | 54 MB | 8 MB |
| Age rating | 17+ | 4+ |
| Developer | Bedfont Scientific | Dario Salvi |
Customer experience
iCOquit® App
Timed walk
In-app purchases
iCOquit® App
No in-app purchases
Timed walk
No in-app purchases









