# רדיו 101.5 vs SUS4 Metronome

The clearest difference is in-app purchases: רדיו 101.5 at none against SUS4 Metronome's 10. רדיו 101.5 also leads on iOS requirement (13.0 vs 16.0). SUS4 Metronome's advantage is update cadence (fortnightly vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. SUS4 Metronome sells 10 in-app purchases, starting at $4.39 per month. רדיו 101.5 asks for nothing beyond the download.

רדיו 101.5 ships an update every 3 months, SUS4 Metronome fortnightly. Both last shipped on November 10, 2026.

## The numbers

| Metric | רדיו 101.5 | SUS4 Metronome |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Size | 33 MB | 30 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Cyberserve Ltd.](https://appshunter.io/developer/383112196) | [ThePaulSmith](https://appshunter.io/developer/319584506) |

## What reviewers say

### רדיו 101.5

[App page](https://appshunter.io/ios/app/1015/id601996299)

**Features:** macOS Compatibility

**In-app purchases:** none


### SUS4 Metronome

[App page](https://appshunter.io/ios/app/sus4-metronome-polyrhythms/id6777229813)

**Features:** Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SUS4 All-Access | $4.39 | per month |
| SUS4 All-Access | $5.99 | per month |
| SUS4 All-Access | $7.99 | per month |
| SUS4 All-Access Annual | $19.99 | per year |
| SUS4 All-Access Annual | $26.99 | per year |
| SUS4 All-Access Annual | $35.99 | per year |
| SUS4 All-Access Annual | $51.99 | per year |
| SUS4 Metronome Lifetime | $54.99 | one-time |
| SUS4 Metronome Lifetime | $71.99 | one-time |
| SUS4 Metronome Lifetime | $103.99 | one-time |


## Frequently asked questions

### Is רדיו 101.5 free?

רדיו 101.5 is free to download, with no in-app purchases.

### Is SUS4 Metronome free?

SUS4 Metronome is free to download, with in-app purchases available.

### Do רדיו 101.5 or SUS4 Metronome have ads?

Neither רדיו 101.5 nor SUS4 Metronome shows ads.

### Which is updated more often, רדיו 101.5 or SUS4 Metronome?

רדיו 101.5 ships an update every 3 months, and SUS4 Metronome fortnightly. Most recently, רדיו 101.5 was updated on November 10, 2026 and SUS4 Metronome 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.*