# Track IR vs NNPO

The clearest difference is update cadence: NNPO at every 2 months against Track IR's every 4 months. Track IR's advantage is review sentiment (11% vs 0%) and iOS requirement (10.0 vs 14.2). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Track IR ships an update every 4 months, NNPO every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Track IR | NNPO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.0 (2 ratings)](https://appshunter.io/ios/app/nnpo/id1570390251/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | **11.1% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 19 MB | 27 MB |
| Requires iOS | **10.0** | 14.2 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Wuhan Guide Infrared Co.,Ltd.](https://appshunter.io/developer/688744536) | [Shenzhen NNPO Technology Co.,Ltd](https://appshunter.io/developer/1570390253) |

## What reviewers say

### Track IR

[App page](https://appshunter.io/ios/app/track-ir/id1443442980)

View real-time video from Track IR infrared night vision devices. Capture infrared images and videos, and adjust device settings. Compatible with iPhone and iPod touch.

**Highlights:** Real-time video display, Infrared image capture, Infrared video recording, Device parameter settings

**In-app purchases:** none


### NNPO

[App page](https://appshunter.io/ios/app/nnpo/id1570390251)

This app provides advanced thermal imaging and infrared night vision capabilities for your device. It allows users to view and capture thermal data, enhancing visibility in low-light conditions.

**Highlights:** Thermal image scope, IR night vision, Low-light visibility enhancement, Capture thermal data

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Track IR free?

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

### Is NNPO free?

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

### Do Track IR or NNPO have ads?

Neither Track IR nor NNPO shows ads.

### Which is updated more often, Track IR or NNPO?

Track IR ships an update every 4 months, and NNPO every 2 months. Most recently, Track IR was updated on November 2, 2026 and NNPO on November 3, 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.*