iStrain
A break reminder following the 20-20-20 rules which synchronise with a cloud server so that you can move between devices with your countdown.
| Category | Price | Seller | Device |
|---|---|---|---|
| Health & Fitness | Free | Kevin Luk | iPhone, iPad, iPod |
Put down your email (or anything really) and it will store your countdown status on the server.
Having a break every 20 minutes for 20 seconds looking at 20 feet away helps combat eye strain.
