# CS900 vs IR

The clearest difference is update cadence: IR at every 3 months against CS900's every 9 months. On price, ads, in-app purchases and device support there is nothing between them.

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

CS900 ships an update every 9 months, IR every 3 months. The most recent releases landed on October 14, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | CS900 | IR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/ir-tracker-v/id1599850915/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Every 3 months** |
| Monetization | — | Free |
| Size | 23 MB | 73 MB |
| Requires iOS | **10.0** | 11 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Sunitec Enterprise Co., LTD](https://appshunter.io/developer/777497439) | [zhejiang dali technology co.,ltd](https://appshunter.io/developer/329436737) |

## What reviewers say

### CS900

[App page](https://appshunter.io/ios/app/cs900/id1504189445)

**Features:** macOS Compatibility

**In-app purchases:** none


### IR

[App page](https://appshunter.io/ios/app/ir-tracker-v/id1599850915)

This app connects to a handheld thermal imaging scope to capture detailed images in low visibility or complete darkness. Its robust design is suitable for outdoor use in various professional and recreational scenarios.

**Highlights:** Connects to handheld thermal imaging scope, Captures rich image information in darkness, Robust design for outdoor use, Suitable for patrol, law enforcement, and search and rescue, Supports hiking and outdoor exploration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CS900 free?

CS900 is free to download, with no in-app purchases.

### Is IR free?

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

### Do CS900 or IR have ads?

Neither CS900 nor IR shows ads.

### Which is updated more often, CS900 or IR?

CS900 ships an update every 9 months, and IR every 3 months. Most recently, CS900 was updated on October 14, 2026 and IR on October 22, 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.*