# OptiSound vs Audolio

The clearest difference is in-app purchases: OptiSound at none against Audolio's 2. OptiSound also leads on iOS requirement (15.0 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Audolio sells 2 in-app purchases, starting at $0.99 per month. OptiSound asks for nothing beyond the download.

OptiSound ships an update every 3 weeks, Audolio every 2 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | OptiSound | Audolio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/audolio/id6765945132/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | — | Freemium |
| Size | 79 MB | 13 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [OptiSigns Inc](https://appshunter.io/developer/1475554406) | [Waggie LLC](https://appshunter.io/developer/813531646) |

## What reviewers say

### OptiSound

[App page](https://appshunter.io/ios/app/optisound/id6743694208)

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

**In-app purchases:** none


### Audolio

[App page](https://appshunter.io/ios/app/audolio/id6765945132)

Easily share song links between Apple Music and Spotify. This app converts a song link into a universal Audolio link, ensuring friends can open the track in their preferred music service with artwork included.

**Highlights:** Share songs across Apple Music and Spotify, Open received songs in preferred music app, Use iOS Share Sheet, Paste song link for direct matching, Share links with artwork, Private history of sent/received songs, Choose preferred service

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Yearly | $9.99 | per year |


## Frequently asked questions

### Is OptiSound free?

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

### Is Audolio free?

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

### Do OptiSound or Audolio have ads?

Neither OptiSound nor Audolio shows ads.

### Which is updated more often, OptiSound or Audolio?

OptiSound ships an update every 3 weeks, and Audolio every 2 weeks. Most recently, OptiSound was updated on October 30, 2026 and Audolio on October 31, 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.*