Games and apps published by Jafforge. This section covers all current and future titles.
General:
A higher-or-lower guessing game built on real country stats. Simple to pick up, surprisingly hard to put down.
Last updated: August 11, 2026 This Privacy Policy applies to all mobile games and applications published by Jafforge (“we”, “us”, “our”), including but not limited to Numlo and any future titles that link to this policy. It explains what information our apps collect, how it’s used, and the choices you have. This policy does not apply to our website, blog, or any service outside of the apps that link to it. ...
Last updated: August 11, 2026 These Terms and Conditions (“Terms”) govern your use of any mobile game or application published by Jafforge (“we”, “us”, “our”), including but not limited to Numlo and any future titles that link to these Terms (each, an “App”). By downloading, installing, or using an App, you agree to be bound by these Terms. If you do not agree, do not use the App. 1. License to Use Subject to your compliance with these Terms, we grant you a limited, non-exclusive, non-transferable, revocable license to download and use the App on a device that you own or control, for your personal, non-commercial entertainment use only. ...
Bitcrib is a feeds-and-speeds app for hobby CNC router owners, built around the bits you physically own. It keeps a crib of your cutters, drawn to size, each showing the spindle speed and feed that cut clean last time and how many hours it has run. Log how each cut went, and after a few cuts the app shows your own working chipload for that bit, in that material, on your machine — plotted against the published figure it started from. ...
Checkstack is a reusable checklist app for iPhone. You make a list once, tick it off, and reset it for next time. The reset is the point: instead of discarding the finished list, Checkstack saves it with the date, the time, and exactly which items you ticked, so a list you use every week becomes a record of the weeks you did it. Unlimited lists, unlimited items, unlimited history. Everything stays on your iPhone. ...
Combwell is an offline hive logbook for iPhone. It records inspections, varroa counts, treatments and harvests for each colony, and plots them as one trend line across seasons, so you can see whether a hive is actually improving year on year. Everything stays on your iPhone. Combwell has no accounts, no sign-in, no ads and no internet connection of any kind. Getting help If something is wrong, or a feature does not behave the way you expect, email me and I will answer personally. ...