Tip Calculator
Figure out tips and splits in a couple of taps.
Indie studio · Privacy first
Small, focused apps with zero friction.
Just One Job Apps builds tiny tools that respect your time and your privacy. No accounts, no ads, no analytics, no subscriptions—just open, use, done.
No ads
No tracking
No subscriptions
Fast & lightweight
Now available on the web at
tip.justonejobapps.com.
Apps
Each app is focused on a single job, so it’s easy to understand and quick to use.
More small, focused tools are planned. Each one will follow the same rules: fast to open, obvious to use, and respectful of your privacy.
About Just One Job Apps
Just One Job Apps is a tiny indie software studio focused on building everyday tools that do exactly one thing—and do it well. No growth hacks, dark patterns, or engagement tricks.
The philosophy is simple: if an app helps you finish something quickly and then get back to your life, it’s doing its job.