# CadenceSync vs Flex

The clearest difference is device support: Flex at 4 against CadenceSync's 1. Flex also leads on iOS requirement (15.0 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. CadenceSync sells 1 one-off in-app purchase and Flex sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | CadenceSync | Flex |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | — |
| Size | 17 MB | 45 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Eric Hamiter](https://appshunter.io/developer/1482332471) | [Elixir CS](https://appshunter.io/developer/6795259402) |

## What reviewers say

### CadenceSync

[App page](https://appshunter.io/ios/app/cadencesync/id6747299816)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CadenceSync Pro Unlock | $4.99 | one-time |


### Flex

[App page](https://appshunter.io/ios/app/flex-music-player/id6795259400)

**Features:** macOS Compatibility, Family Sharing, Siri integration, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flex Music Pro Monthly | $1.99 | per month |
| Flex Music Pro Yearly | $19.99 | per year |
| Flex Music Pro Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is CadenceSync free?

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

### Is Flex free?

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

### Do CadenceSync or Flex have ads?

Neither CadenceSync nor Flex shows ads.

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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.*