# Mittanbud PROFF vs Heat

The clearest difference is ads: Heat at none against Mittanbud PROFF's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mittanbud PROFF ships an update fortnightly, Heat every 11 days. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Mittanbud PROFF | Heat |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 11 days** |
| Size | 70 MB | 106 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Mittanbud Marketplaces AS](https://appshunter.io/developer/664652611) | [OJ ELECTRONICS AS](https://appshunter.io/developer/1326069502) |

## What reviewers say

### Mittanbud PROFF

[App page](https://appshunter.io/ios/app/mittanbud-proff/id931382207)

**In-app purchases:** none


### Heat

[App page](https://appshunter.io/ios/app/heat-microtemp/id6762533477)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Mittanbud PROFF free?

Mittanbud PROFF is free to download, with no in-app purchases.

### Is Heat free?

Heat is free to download, with no in-app purchases.

### Do Mittanbud PROFF or Heat have ads?

Mittanbud PROFF shows ads; Heat does not.

### Which is updated more often, Mittanbud PROFF or Heat?

Mittanbud PROFF ships an update fortnightly, and Heat every 11 days. Most recently, Mittanbud PROFF was updated on October 7, 2026 and Heat on October 16, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*