# RTC KNMV vs RondenTeller

The clearest difference is update cadence: RondenTeller at every 5 months against RTC KNMV's every 36 months. RondenTeller also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.4). On price, 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.

RTC KNMV ships an update every 36 months, RondenTeller every 5 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | RTC KNMV | RondenTeller |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 36 months | **Every 5 months** |
| Size | 1 MB | 1 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Lianne Hermers](https://appshunter.io/developer/1080107725) | [Luc Vinkenvleugel](https://appshunter.io/developer/1502152831) |

## What reviewers say

### RTC KNMV

[App page](https://appshunter.io/ios/app/rtc-knmv/id1373845023)

**Features:** macOS Compatibility

**In-app purchases:** none


### RondenTeller

[App page](https://appshunter.io/ios/app/rondenteller/id1502152832)

**In-app purchases:** none


## Frequently asked questions

### Is RTC KNMV free?

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

### Is RondenTeller free?

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

### Do RTC KNMV or RondenTeller have ads?

Neither RTC KNMV nor RondenTeller shows ads.

### Which is updated more often, RTC KNMV or RondenTeller?

RTC KNMV ships an update every 36 months, and RondenTeller every 5 months. Most recently, RTC KNMV was updated on November 2, 2026 and RondenTeller on November 3, 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.*