About this app
Calling all early-personal-computing fans, remember typing Basic programs into your home computer? HotPaw Basic recreates the retro-experience of a text-mode Basic interpreter, and it runs right on your iPhone or iPad. You can also use HotPaw Basic as a programmable calculator, or for displaying simple line graphics. The HotPaw Basic interpreter supports the minimal Basic language, including: Commands: let if then else endif dim data read restore for to step next while wend goto gosub return ? print input open close end stop mat run new list del save load dir cls rem Functions: int() abs() sgn() rnd() sqr() exp() log() log10() sin() cos() tan() atn() len() val() asc() str$() chr$() hex$() mid$() timer() date$ time$ pi Operators: + - * / mod ^ = and or xor not Also includes new command and functions to support line graphics, Morse Code audio, FFT analysis, GPS location, MQTT and BTLE communications. Line numbers are required. Type in the text of your program and type "run" to run them. See: http://www.hotpaw.com/rhn/basic/iphone/ for a more complete description of the Basic language syntax, commands and functions which this Basic interpreter supports.
Latest release
What’s New
Bug fixes and stability enhancements. Improved Morse Code audio.
Audience growth
Ratings growth
Baseline captured. Growth appears after the crawler observes a changed rating count.
Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.
Price tracking
Price intelligence
First snapshot captured. The trend line starts after the next crawler price observation.
- First observed Aug 20, 2026 · 9:49 AM $4.99