# Temp Master vs ManualJ Lite

The clearest difference is price: Temp Master at Free against ManualJ Lite's $4.99. Temp Master also leads on in-app purchases (none vs 1) and iOS requirement (11.0 vs 17.0). On update cadence, ads and device support there is nothing between them.

Temp Master is free to download; ManualJ Lite costs $4.99 up front. ManualJ Lite sells 1 one-off in-app purchase. Temp Master asks for nothing beyond the download.

Temp Master ships an update every 5 weeks, ManualJ Lite every 6 weeks. The most recent releases landed on November 4, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Temp Master | ManualJ Lite |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[3.1 (14 ratings)](https://appshunter.io/ios/app/temp-master/id6737321665/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 6 weeks |
| Monetization | Free | — |
| Size | 43 MB | 1 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Thermal Master Technology Co.,Ltd.](https://appshunter.io/developer/1770222118) | [Shanghai Sheyuan Network Technology Co., Ltd.](https://appshunter.io/developer/1560626858) |

## What reviewers say

### Temp Master

[App page](https://appshunter.io/ios/app/temp-master/id6737321665)

This utility app enhances thermal imaging capabilities for compatible Thermal Master devices, offering precise temperature detection and advanced image analysis. It allows users to view, save, and export thermal data offline, with features like digital zoom and improved resolution for various inspection tasks.

**Highlights:** High-accuracy temperature detection, Enhanced infrared resolution, Offline data viewing and export, Up to 15x digital zoom, Reduced background noise, Long battery life optimization

**Features:** macOS Compatibility

**In-app purchases:** none


### ManualJ Lite

[App page](https://appshunter.io/ios/app/manualj-lite/id6761507693)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Documented Sizing Report | $19.99 | one-time |


## Frequently asked questions

### Is Temp Master free?

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

### Is ManualJ Lite free?

ManualJ Lite costs $4.99, and also offers in-app purchases.

### Do Temp Master or ManualJ Lite have ads?

Neither Temp Master nor ManualJ Lite shows ads.

### Which is updated more often, Temp Master or ManualJ Lite?

Temp Master ships an update every 5 weeks, and ManualJ Lite every 6 weeks. Most recently, Temp Master was updated on November 4, 2026 and ManualJ Lite on October 31, 2026.

---

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