Comparison

Kosmos vs Playfyn

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Kosmos

Features
Read full description

Kosmos is a client for your personal media library — connect to your own Emby / Jellyfin server or WebDAV storage to browse, resume, and play on iPhone and iPad. Kosmos does not host or provide any movies or shows. You'll need your own media server with content you already have rights to access. Key features: • Multiple servers and accounts — credentials stay on your device only • Dual playback engines with hardware decoding and HDR support • Anime4K super-resolution, subtitle and audio track selection • Playback position memory and library browsing Kosmos Pro unlocks multiple servers, playback engine switching, Anime4K, and TV support. Available as monthly, yearly, or lifetime purchase. Subscriptions auto-renew 24 hours before expiration and can be cancelled anytime in Settings. Privacy Policy: https://gaiiagherdev.github.io/kosmos-legal/privacy.html Terms of Use: https://gaiiagherdev.github.io/kosmos-legal/terms.html

About

Playfyn

This app provides a seamless media playback experience for your personal Jellyfin server. Enjoy high-quality streaming, automatic skipping of intros and credits, and a beautifully organized library across your Apple devices. It prioritizes privacy with no user tracking.

Highlights
  • 4K HDR10 and Dolby Vision passthrough
  • Automatic intro and credits skipping
  • Continuous playback and resume
  • Picture in Picture and AirPlay support
  • iPad multitasking features
  • Private by design, no tracking
Features
Read full description

Playfyn is a beautiful, fast client for your own Jellyfin media server — built for people who care how their library looks and plays. Point it at your server, sign in, and your movies and shows are ready on Apple TV, iPhone, and iPad. PLAYBACK THAT RESPECTS YOUR FILES • Full-quality 4K HDR10 and Dolby Vision passthrough — your files play as they were mastered, not re-encoded • MKV and more play seamlessly; when a transcode is genuinely needed, Playfyn degrades gracefully and automatically • Surround audio (Dolby Digital, Dolby Digital Plus) with smart track selection that keeps quality high • Automatic intro and credits skipping (with the Intro Skipper plugin) • Continuous playback, resume anywhere, and an Up Next row that keeps your place across devices MADE FOR EVERY SCREEN • Apple TV: a fast, focus-driven interface designed for the big screen, with a Top Shelf and light/dark looks • iPhone and iPad: Picture in Picture, AirPlay, background audio with full lock-screen controls, and cellular data protection that caps streaming quality on the go • iPad multitasking: Split View, Slide Over, and Stage Manager YOUR LIBRARY, YOUR WAY • A rich home screen with a featured carousel, Up Next, favorites, and recently added • Powerful library browsing: filter by genre or resolution, sort your way, search everything • Playback stats HUD for the curious: live codec, bitrate, and resolution info PRIVATE BY DESIGN Playfyn talks only to your Jellyfin server. No accounts with us, no analytics, no tracking — the App Privacy label is "Data Not Collected," and we mean it. FREE TO TRY, ONE PURCHASE EVERYWHERE Try Playfyn free. Upgrading to Playfyn Pro unlocks unlimited playback with a subscription or a one-time lifetime purchase — and universal purchase means one buy covers Apple TV, iPhone, and iPad. REQUIREMENTS Playfyn requires your own Jellyfin server (free, open-source software — jellyfin.org) on your home network or reachable remotely. Playfyn ships with no media content; you bring your own library. Playfyn is an independent project and is not affiliated with or endorsed by the Jellyfin project. PLAYFYN PRO — SUBSCRIPTION DETAILS • Playfyn Pro Monthly — $4.99 per month, auto-renewing • Playfyn Pro Lifetime — $39.99, one-time purchase, does not renew Payment is charged to your Apple Account at confirmation of purchase. A monthly subscription renews automatically unless it is cancelled at least 24 hours before the end of the current period; your account is charged for renewal within 24 hours before the period ends. Manage or cancel your subscription in Settings > your Apple Account > Subscriptions. One purchase covers iPhone, iPad, and Apple TV. Terms of Use (EULA): https://playfyn.app/terms/ Privacy Policy: https://playfyn.app/privacy/

Screenshots

Kosmos4 screens
Playfyn3 screens

Verdict

The call

The clearest difference is in-app purchases: Kosmos at none against Playfyn's 2. Kosmos also leads on update cadence (every 3 days vs fortnightly) and iOS requirement (15.0 vs 26.0). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Playfyn sells 2 in-app purchases, starting at $4.99 per month. Kosmos asks for nothing beyond the download.

UpkeepUpdate frequency

Kosmos ships an update every 3 days, Playfyn fortnightly. The most recent releases landed on October 5, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 6 level
Kosmos versus Playfyn: the parameters behind the verdict, then further details
ParameterKosmosPlayfyn
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 3 days — betterFortnightly
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, Apple TV
Requires iOS15.0 — better26.0
Further details — not scored
Size82 MB41 MB
Age rating4+4+
Developer爱娥 吴Playfyn Media LLC

In-app purchases

None

Kosmos

No in-app purchases

2 purchases

Playfyn

Subscriptions1
  • Playfyn Pro - Monthly$4.991 Month
One-time1
  • Playfyn Pro - Lifetime$39.99

Questions

Is Kosmos free?
Kosmos is free to download, with no in-app purchases.
Is Playfyn free?
Playfyn is free to download, with in-app purchases available.
Do Kosmos or Playfyn have ads?
Neither Kosmos nor Playfyn shows ads.
Which is updated more often, Kosmos or Playfyn?
Kosmos ships an update every 3 days, and Playfyn fortnightly. Most recently, Kosmos was updated on October 5, 2026 and Playfyn on October 25, 2026.

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