# Fluke iSee vs Thermal Effect

The clearest difference is rating: Thermal Effect at 4.3 against Fluke iSee's 2.3. Thermal Effect also leads on update cadence (daily vs every 4 months) and review sentiment (22% vs 8%). Fluke iSee's advantage is in-app purchases (none vs 2) and iOS requirement (11.0 vs 14.0). On price, ads and device support there is nothing between them.

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

Thermal Effect holds the better App Store score, 4.3 against 2.3. That said, the two scores are not equally well evidenced: Thermal Effect has 111 ratings behind it against 9, so its average is the more settled of the two. Written reviews point the same way: 8% of Fluke iSee's written reviews are positive against 22% of Thermal Effect's.

Fluke iSee ships an update every 4 months, Thermal Effect daily. The most recent releases landed on September 8, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Fluke iSee | Thermal Effect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.3 (9 ratings)](https://appshunter.io/ios/app/fluke-isee/id6448859058/reviews) | **[4.3 (111 ratings)](https://appshunter.io/ios/app/thermal-effect-night-camera/id6480454416/reviews)** |
| Number of ratings | 9 | **111** |
| Positive reviews | 8.3% of reviews | **22.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Daily** |
| Monetization | **Free** | Subscription |
| Size | 58 MB | 6 MB |
| Requires iOS | **11.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [福禄克测试仪器(上海)有限公司](https://appshunter.io/developer/1651601381) | [Artoun Ohanyan](https://appshunter.io/developer/1728238441) |

## What reviewers say

### Fluke iSee

[App page](https://appshunter.io/ios/app/fluke-isee/id6448859058)

This application connects to a thermal camera accessory to measure temperature and perform thermal imaging detection on your smart device. It's useful for inspections, field observations, and even educational purposes, revealing the hidden world of temperature.

**Highlights:** Real-time temperature measurement, Thermal imaging detection, Connects via Lightning interface, Portable and on-the-go use, Suitable for inspections and education

**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

**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 Fluke iSee free?

Fluke iSee 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, Fluke iSee or Thermal Effect?

Thermal Effect is rated higher. Fluke iSee averages 2.3 out of 5 from 9 ratings, while Thermal Effect averages 4.3 from 111 ratings.

### Do Fluke iSee or Thermal Effect have ads?

Neither Fluke iSee nor Thermal Effect shows ads.

### Which is updated more often, Fluke iSee or Thermal Effect?

Fluke iSee ships an update every 4 months, and Thermal Effect daily. Most recently, Fluke iSee was updated on September 8, 2026 and Thermal Effect 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.*