All activity
![Paweł Sańczyk](https://ph-avatars.imgix.net/2637165/original.png?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop&frame=1)
Paweł Sańczyk
left a comment
it's very nice that the product is developing and getting better.
![GraphQL Editor 5.0](https://ph-files.imgix.net/14c57da9-57a6-46cf-99e8-eef8f7138a8c.png?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop&frame=1)
GraphQL Editor 5.0
Building a GraphQL API just got a lot easier
![Paweł Sańczyk](https://ph-avatars.imgix.net/2637165/original.png?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop&frame=1)
Unusually to other apps, the measurement process is based on the sound. Specifically, the distance traveled by a sound way from point A (phone speaker) to point B (earphones). The algorithm behind the app is fueled by advanced math! It's pure science!
![Audio Ruler](https://ph-files.imgix.net/1c6a93ad-ea35-4cd2-9828-22721a875319.png?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop&frame=1)
Audio Ruler
The new way of measuring distances with your iPhone