# KEYSOL vs PopApp Event

The clearest difference is ads: KEYSOL at none against PopApp Event's shown. KEYSOL also leads on iOS requirement (10.0 vs 14.0). PopApp Event's advantage is update cadence (fortnightly vs every 14 months). On price, 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.

KEYSOL ships an update every 14 months, PopApp Event fortnightly. The most recent releases landed on October 17, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | KEYSOL | PopApp Event |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 14 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 158 MB | 50 MB |
| Requires iOS | **10.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vivaldi S.R.L.](https://appshunter.io/developer/1266604469) | [RDS 100% Grandi Successi](https://appshunter.io/developer/319667154) |

## What reviewers say

### KEYSOL

[App page](https://appshunter.io/ios/app/keysol/id1266604470)

Stream and control your music playlists from your mobile device. Synchronize music across multiple devices or enjoy independent playback in different rooms. Supports various audio formats and internet radio sources.

**Highlights:** Playlist playback and control, Multi-device synchronization, Independent room audio, Support for Airplay, DLNA, WiFi DIRECT, Wide range of audio format support, Internet radio and local file streaming, NAS streaming

**Features:** macOS Compatibility

**In-app purchases:** none


### PopApp Event

[App page](https://appshunter.io/ios/app/popapp-event/id6767154357)

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

**In-app purchases:** none


## Frequently asked questions

### Is KEYSOL free?

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

### Is PopApp Event free?

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

### Do KEYSOL or PopApp Event have ads?

PopApp Event shows ads; KEYSOL does not.

### Which is updated more often, KEYSOL or PopApp Event?

KEYSOL ships an update every 14 months, and PopApp Event fortnightly. Most recently, KEYSOL was updated on October 17, 2026 and PopApp Event on October 1, 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.*