# IR Heat Map vs VoucherPocket

The clearest difference is ads: IR Heat Map at none against VoucherPocket's shown. IR Heat Map also leads on iOS requirement (13.0 vs 15.0). VoucherPocket's advantage is update cadence (every 3 days vs every 5 weeks). On price, 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.

IR Heat Map ships an update every 5 weeks, VoucherPocket every 3 days. The most recent releases landed on October 22, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | IR Heat Map | VoucherPocket |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/ir-heat-map/id6740187644/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 72 MB | 26 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [永强 陈](https://appshunter.io/developer/1771010405) | [chang liang lai](https://appshunter.io/developer/1556819344) |

## What reviewers say

### IR Heat Map

[App page](https://appshunter.io/ios/app/ir-heat-map/id6740187644)

This thermal imager app integrates temperature measurement and imaging, offering a wide range from -20 to 550℃. It supports wireless screen projection and real-time analysis for various applications like HVAC, electrical maintenance, and equipment inspection.

**Highlights:** Temperature measurement (-20 to 550℃), Infrared thermal imaging, Wireless screen projection, Real-time analysis, Ease of use, Image observation via APP

**In-app purchases:** none


### VoucherPocket

[App page](https://appshunter.io/ios/app/voucherpocket/id6782308932)

**In-app purchases:** none


## Frequently asked questions

### Is IR Heat Map free?

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

### Is VoucherPocket free?

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

### Do IR Heat Map or VoucherPocket have ads?

VoucherPocket shows ads; IR Heat Map does not.

### Which is updated more often, IR Heat Map or VoucherPocket?

IR Heat Map ships an update every 5 weeks, and VoucherPocket every 3 days. Most recently, IR Heat Map was updated on October 22, 2026 and VoucherPocket on October 14, 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.*