# Tekelek Diagnostics vs Radar Sensor

The clearest difference is update cadence: Radar Sensor at every 2 months against Tekelek Diagnostics's every 10 months. Radar Sensor also leads on iOS requirement (13.0 vs 15). 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.

Tekelek Diagnostics ships an update every 10 months, Radar Sensor every 2 months. The most recent releases landed on November 12, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Tekelek Diagnostics | Radar Sensor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 months** |
| Size | 12 MB | 67 MB |
| Requires iOS | 15 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rochester Sensors, LLC](https://appshunter.io/developer/1006999301) | [正亮 黄](https://appshunter.io/developer/6780918447) |

## What reviewers say

### Tekelek Diagnostics

[App page](https://appshunter.io/ios/app/tekelek-diagnostics/id1670926813)

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

**In-app purchases:** none


### Radar Sensor

[App page](https://appshunter.io/ios/app/radar-sensor/id6780945082)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tekelek Diagnostics free?

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

### Is Radar Sensor free?

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

### Do Tekelek Diagnostics or Radar Sensor have ads?

Neither Tekelek Diagnostics nor Radar Sensor shows ads.

### Which is updated more often, Tekelek Diagnostics or Radar Sensor?

Tekelek Diagnostics ships an update every 10 months, and Radar Sensor every 2 months. Most recently, Tekelek Diagnostics was updated on November 12, 2026 and Radar Sensor on November 10, 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.*