# NNPO vs Thermal Effect

The clearest difference is rating: Thermal Effect at 4.4 against NNPO's 2.0. Thermal Effect also leads on update cadence (daily vs every 2 months) and ratings volume (158 vs 2). NNPO's advantage is in-app purchases (none vs 2). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Thermal Effect sells 2 in-app purchases, starting at $4.99 per 7 days. NNPO asks for nothing beyond the download.

Thermal Effect holds the better App Store score, 4.4 against 2.0. That said, the two scores are not equally well evidenced: Thermal Effect has 158 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 0% of NNPO's written reviews are positive against 22% of Thermal Effect's.

NNPO ships an update every 2 months, Thermal Effect daily. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | NNPO | Thermal Effect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (2 ratings)](https://appshunter.io/ios/app/nnpo/id1570390251/reviews) | **[4.4 (158 ratings)](https://appshunter.io/ios/app/thermal-effect-night-camera/id6480454416/reviews)** |
| Number of ratings | 2 | **158** |
| Positive reviews | 0.0% of reviews | **22.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Daily** |
| Monetization | **Free** | Subscription |
| Size | 27 MB | 6 MB |
| Requires iOS | 14.2 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen NNPO Technology Co.,Ltd](https://appshunter.io/developer/1570390253) | [Taalaibek Abakirov](https://appshunter.io/developer/1845047526) |

## What reviewers say

### 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


### Thermal Effect

[App page](https://appshunter.io/ios/app/thermal-effect-night-camera/id6480454416)

Explore the world through a thermal lens with this app. It transforms your photos and videos with various heat vision effects, emulating different thermal imaging devices. Easily create and share unique visual content.

**Highlights:** Thermal imaging effects, Heat vision filters, Multiple viewing modes, Photo and video enhancement, Easy to use interface, Share creations

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Thermal Effects Weekly Trial | $4.99 | per 7 days |
| Thermal Effects Weekly Promo | $4.99 | per 7 days |


## Frequently asked questions

### Is NNPO free?

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

### Is Thermal Effect free?

Thermal Effect is free to download, with in-app purchases available.

### Which has better reviews, NNPO or Thermal Effect?

Thermal Effect is rated higher. NNPO averages 2.0 out of 5 from 2 ratings, while Thermal Effect averages 4.4 from 158 ratings.

### Do NNPO or Thermal Effect have ads?

Neither NNPO nor Thermal Effect shows ads.

### Which is updated more often, NNPO or Thermal Effect?

NNPO ships an update every 2 months, and Thermal Effect daily. Most recently, NNPO was updated on October 24, 2026 and Thermal Effect on October 30, 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.*