# Flir One vs CameraPhone

The clearest difference is rating: Flir One at 4.6 against CameraPhone's 1.7. Flir One also leads on ratings volume (7.6K vs 14) and review sentiment (22% vs 10%). CameraPhone's advantage is in-app purchases (none vs 1) and iOS requirement (13.0 vs 18.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Flir One sells 1 in-app purchase, starting at $29.99 per year. CameraPhone asks for nothing beyond the download.

Flir One holds the better App Store score, 4.6 against 1.7. That said, the two scores are not equally well evidenced: Flir One has 7.6K ratings behind it against 14, so its average is the more settled of the two. Written reviews point the same way: 22% of Flir One's written reviews are positive against 10% of CameraPhone's.

Flir One ships an update every 5 weeks, CameraPhone monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Flir One | CameraPhone |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (7.6K ratings)](https://appshunter.io/ios/app/flir-one/id875842742/reviews)** | [1.7 (14 ratings)](https://appshunter.io/ios/app/cameraphone/id1182851375/reviews) |
| Number of ratings | **7.6K** | 14 |
| Positive reviews | **21.6% of reviews** | 10.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 178 MB | 31 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [FLIR Systems Aktiebolag](https://appshunter.io/developer/408612990) | [迪夫 刘](https://appshunter.io/developer/1252875742) |

## What reviewers say

### Flir One

[App page](https://appshunter.io/ios/app/flir-one/id875842742)

This app transforms your smartphone into a thermal imaging device when connected to a compatible camera. It helps identify hidden issues like water damage, electrical faults, and HVAC problems with advanced visual enhancements and measurement tools. Document and share your findings easily.

**Highlights:** Thermal camera view, Capture photos and videos, Temperature spot measurements, Color palette selection, Add text notes, Cloud upload and organization, Inspection guides

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Inspection Guides | $29.99 | per year |

**What reviewers like**

- 🚀 Great for finding animals
- 🚀 Excellent affordable option for home inspection
- 🚀 Valued piece of tech for animal rescue
- 🚀 Excellent piece of equipment
- 🚀 Simple but informative

**What reviewers complain about**

- 🐛 Image alignment issues
- 🐛 Scam - won't connect
- 🐛 Poor App/Image refresh
- 🐛 Waste of money
- 🐛 Poor UX, only real option

**Reported bugs**

- Constantly disconnecting
- App crashes
- Doesn't work with older devices after updates
- Slow refresh rate and high latency
- App requires full photo library access

**Requested features**

- Bring back swiping between thermal and regular images
- Allow locking temperature scale
- Add temperature range display
- Allow setting own emissivity value
- Allow selecting colors on manual temperature scale


### CameraPhone

[App page](https://appshunter.io/ios/app/cameraphone/id1182851375)

This app focuses on underwater visual monitoring for activities like fishing, exploration, and engineering research. It utilizes professional waterproof and high-definition photography technology for a safe, healthy, and convenient experience.

**Highlights:** Underwater visual monitoring, Visual fishing and exploration, Waterproof technology, High-definition photography, Engineering research applications, Convenient operation

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

**In-app purchases:** none


## Frequently asked questions

### Is Flir One free?

Flir One is free to download, with in-app purchases available.

### Is CameraPhone free?

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

### Which has better reviews, Flir One or CameraPhone?

Flir One is rated higher. Flir One averages 4.6 out of 5 from 7.6K ratings, while CameraPhone averages 1.7 from 14 ratings.

### Do Flir One or CameraPhone have ads?

Neither Flir One nor CameraPhone shows ads.

### Which is updated more often, Flir One or CameraPhone?

Flir One ships an update every 5 weeks, and CameraPhone monthly. Most recently, Flir One was updated on October 24, 2026 and CameraPhone on October 24, 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.*