# Seek Thermal vs Voltcraft Thermal Imaging

The clearest difference is rating: Seek Thermal at 2.5 against Voltcraft Thermal Imaging's 1.0. Seek Thermal also leads on ratings volume (332 vs 2) and review sentiment (24% vs 0%). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Seek Thermal holds the better App Store score, 2.5 against 1.0. That said, the two scores are not equally well evidenced: Seek Thermal has 332 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 24% of Seek Thermal's written reviews are positive against 0% of Voltcraft Thermal Imaging's.

Seek Thermal ships an update every 3 months, Voltcraft Thermal Imaging every 4 months. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Seek Thermal | Voltcraft Thermal Imaging |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (332 ratings)](https://appshunter.io/ios/app/seek-thermal/id920891746/reviews)** | [1.0 (2 ratings)](https://appshunter.io/ios/app/voltcraft-thermal-imaging/id6444750023/reviews) |
| Number of ratings | **332** | 2 |
| Positive reviews | **23.8% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free | Free |
| Size | 112 MB | 16 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Seek Thermal, Inc.](https://appshunter.io/developer/920891745) | [CEI Conrad Electronic International (HK) Limited](https://appshunter.io/developer/756357900) |

## What reviewers say

### Seek Thermal

[App page](https://appshunter.io/ios/app/seek-thermal/id920891746)

Transform your smartphone into a professional thermal imaging camera. Detect, inspect, measure, and visualize thermal energy in various environments, day or night. Capture and share thermal photos and videos with ease.

**Highlights:** Turn phone into thermal camera, Capture and share thermal photos/videos, Take spot temperatures, Inspect and diagnose thermal sources, Examine objects in any light, Multiple viewing modes and palettes

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Affordable thermal camera
- 👍 Compact and portable design
- ✨ Useful for various applications (home inspection, hunting, etc.)
- 💡 Thermal imaging capabilities on mobile devices

**What reviewers complain about**

- 🐛 Buggy and unstable app
- 🔌 Drains phone battery quickly
- 🔍 Image quality and resolution issues
- 🤖 Compatibility problems with newer iOS versions and devices

**Reported bugs**

- App crashes frequently
- Camera not detected or recognized
- Thermal image orientation issues
- Inability to save or access captured images

**Requested features**

- Add ability to adjust emissivity
- Improve image processing and overlay features
- Implement better temperature measurement tools
- Provide more user-friendly tutorials and documentation


### Voltcraft Thermal Imaging

[App page](https://appshunter.io/ios/app/voltcraft-thermal-imaging/id6444750023)

Control your thermal imager remotely, preview live feeds, capture images and videos, and transfer stored data. Analyze thermal images, add annotations, and generate reports for easy sharing via email or social media.

**Highlights:** Remote thermal imager control, Real-time preview, Image and video capture, Data transfer from imager, Thermal image analysis, Report generation, Email and social sharing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Seek Thermal free?

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

### Is Voltcraft Thermal Imaging free?

Voltcraft Thermal Imaging is free to download, with no in-app purchases.

### Which has better reviews, Seek Thermal or Voltcraft Thermal Imaging?

Seek Thermal is rated higher. Seek Thermal averages 2.5 out of 5 from 332 ratings, while Voltcraft Thermal Imaging averages 1.0 from 2 ratings.

### Do Seek Thermal or Voltcraft Thermal Imaging have ads?

Neither Seek Thermal nor Voltcraft Thermal Imaging shows ads.

### Which is updated more often, Seek Thermal or Voltcraft Thermal Imaging?

Seek Thermal ships an update every 3 months, and Voltcraft Thermal Imaging every 4 months. Most recently, Seek Thermal was updated on October 24, 2026 and Voltcraft Thermal Imaging on October 15, 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.*