Heatwise: Phone Heat Monitor

Your phone is hot and you want to know whether that is normal. Heatwise answers that, using the only thermal signal iOS actually hands an app, and it refuses to invent a temperature to look impressive. THE NUMBER OTHER APPS SHOW YOU IS NOT MEASURED Apple gives no app access to the internal temperature sensors in an iPhone. So when a thermal app prints 41.3 degrees at you, it worked that number out from something else and printed it. One of the popular ones admits exactly this, in a single line at the very bottom of its own description, under nine paragraphs of features. Heatwise shows you the real thing instead. iOS reports one thermal signal, in four steps, and it is the same signal iOS uses to decide when to cut your phone's speed and dim its screen. Cool, warm, hot, too hot. No degrees, because there are none to be had, and a screen inside the app that names every reading it takes so…