# Thermal P2 vs NV Master

Thermal P2 and NV Master are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Thermal P2 ships an update fortnightly, NV Master every 3 weeks. The most recent releases landed on September 16, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Thermal P2 | NV Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.1 (27 ratings)](https://appshunter.io/ios/app/thermal-p2/id6446384113/reviews)** | — |
| Number of ratings | **27** | — |
| Positive reviews | 10.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Paid | — |
| Size | 19 MB | 46 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Raysen Microsystem Technology Co., Ltd.](https://appshunter.io/developer/1738384120) | [Thermal Master Technology Co.,Ltd.](https://appshunter.io/developer/1770222118) |

## What reviewers say

### Thermal P2

[App page](https://appshunter.io/ios/app/thermal-p2/id6446384113)

This professional thermal camera connects to your smartphone for plug-and-play temperature measurement. It's ideal for both personal and industrial use, from inspecting household utilities to diagnosing equipment issues.

**Highlights:** Ultra-small professional thermal camera, 12μm high-performance infrared detector, Self-developed ASIC chip, Compact size, lightweight, low power consumption, Plug-and-play smartphone connection, Accurate temperature measurement, Heat map analysis

**Features:** macOS Compatibility

**In-app purchases:** none


### NV Master

[App page](https://appshunter.io/ios/app/nv-master/id6544784038)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Thermal P2 free?

Thermal P2 is free to download, with no in-app purchases.

### Is NV Master free?

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

### Do Thermal P2 or NV Master have ads?

Neither Thermal P2 nor NV Master shows ads.

### Which is updated more often, Thermal P2 or NV Master?

Thermal P2 ships an update fortnightly, and NV Master every 3 weeks. Most recently, Thermal P2 was updated on September 16, 2026 and NV Master on September 12, 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.*