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Quit smoking with SF28 - your Road to a Smoke Free future.

Quitting smoking can be very tough. SF28 guides you through the first 28 days of your attempt to quit smoking as well as helping you prepare for your quit. It is based on the latest scientific research and provides a range of tools and advice to help you quit smoking for good. From your toolbox you will find lots of useful resources and tips to help you through your attempt to stop smoking.

SF28 has been developed by experts to help you stop smoking. It sets up the challenge of being completely smoke free for 28 days. That is the period when craving and withdrawal symptoms are at their worst and if you can make it through without a single puff on a cigarette you are 20 times more likely to stay off cigarettes for good.

- Introduction to help you understand what to expect and why 28 days is important
- Daily information to help you through each day and what you can expect
- Jungle Safari - A spot the difference game to take your mind off of the cravings
- Money saved calculator, click the bird on the home screen to see how much money you have saved by not smoking
- Lifestyle tips targeted to your current week - Withdrawal Symptoms, Thinking like a Non-Smoker, Changing Routines, You Social Life and Eating & Drinking.
- Stories to inspire from others who have successfully quit
- Craving tips - helpful tips to fight your cravings
- Medicines - Information with pros and cons for scientifically proven medicines including NRTs (Nicotine Replacement) and Champix

Robert West is the main designer behind SF28. He is a psychologist who has been researching how best to help people stop for 30 years during which time major advances have been made. For more information go to www.rjwest.co.uk.

(This app is in constant development so please notify us by emailing support@sf28.co.uk if you find any issues)

What’s New

Version 2.2.2

This app has been updated by Apple to use the latest Apple signing certificate.

Fix - setting introduction tunnel as complete when quit attempted started

Ratings and Reviews

4.0 out of 5
1 Rating

1 Rating

Keith2506 ,

Links not working

I have read Robert West's book Stop Smoking Now which is really good and eagerly downloaded the app. Looks good so far just wanted to let you know that none of the links to stop smoking services on the Medicines information or links in the Links page are working.

App Privacy

The developer, British Apps, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer’s privacy policy.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Family Sharing

    Up to six family members will be able to use this app with Family Sharing enabled.

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