Comparison

Gamma vs MO 4Media

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

Head to head
About

Gamma

Features
Read full description

Gamma, the Worlds greatest radio experience. Listen to a powerhouse of great music and content, 24/7 The best of AM, FM, and WEB radio--all on one dial. Listen now. Gamma. Why settle for too much, or too little selection with media and radio? Gamma offers the full listening experience that radio was meant to be.

About

MO 4Media

Control your JRiver Media Center remotely and play media directly on your device. Stream audio, video, and images, with options for offline playback and casting to other devices. Requires JRiver Media Center software running on a computer.

Highlights
  • Remote control for JRiver Media Center
  • Local media playback
  • AirPlay and Chromecast casting
  • Offline playback
  • Playlist management
  • Wake-On-LAN support
Features
Read full description

MO 4Media is a remote control for JRiver Media Center (MC) software running on a computer (we have no affiliation with JRiver, Inc.). It also can play back media from the MC library locally to the device, play to AirPlay devices, and cast to Chromecast devices. A running copy of JRiver Media Center on a networked computer is required. You must enable "Media Network" in MC for you to be able to connect and access your media. See https://www.jriver.com to install and get more information. Features: - Control MC playback over WiFi with your device - Control separate zones and link/unlink playback between zones - Play audio/music files to your device with optional volume leveling/replay gain adjustment during playback, optional file conversion, and gapless playback for unconverted files - Play video files to your device with optional file conversion - View images on your device with optional file conversion - Run macros (list of network commands) when zones are selected or unselected. These can be MCC (control MC) or TCP (control networked A/V equipment). - On-screen volume buttons can control MC or networked A/V equipment volumes - Create, add files to, and edit playlists - Theater View remote control - Wake-On-LAN - Download files with offline playback - Seeking during playback - Custom UI colors - Option for Video playback in external player - Casting support - AirPlay support This version is now free to use without a subscription (no limitations). Notes: - To customize the library items that you can browse edit the MC options: "Tools | Options | Media Network | Advanced | Custom views for JRemote, Gizmo & Panel..." - Cover art is intentionally missing from screenshots but will display properly in the app with your library Privacy Policy: https://cncb-gh.github.io/privacy.html Terms of Use: https://cncb-gh.github.io/terms.html

Screenshots

Gamma3 screens
MO 4Media4 screens

Verdict

The call

The clearest difference is in-app purchases: Gamma at none against MO 4Media's 1. Gamma also leads on update cadence (every 9 days vs every 2 months). MO 4Media's advantage is iOS requirement (10.3 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. MO 4Media sells 1 in-app purchase, starting at $6.99 per year. Gamma asks for nothing beyond the download.

UpkeepUpdate frequency

Gamma ships an update every 9 days, MO 4Media every 2 months. The most recent releases landed on October 8, 2026 and October 1, 2026 respectively.

Scorecard3 real differences · 7 level
Gamma versus MO 4Media: the parameters behind the verdict, then further details
ParameterGammaMO 4Media
PriceFreeFree
Rating—3.3 (3 ratings) — better
Positive reviews—40.0% of reviews
Number of ratings—3 — better
Update frequencyEvery 9 days — betterEvery 2 months
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS26.010.3 — better
Further details — not scored
Size11 MB57 MB
Age rating12+4+
DeveloperMark KaminskyCraig Baldwin

In-app purchases

None

Gamma

No in-app purchases

1 purchases

MO 4Media

Subscriptions1
  • MO 4Media Annual Subscription7 Days trial$6.991 Year

Questions

Is Gamma free?
Gamma is free to download, with no in-app purchases.
Is MO 4Media free?
MO 4Media is free to download, with in-app purchases available.
Do Gamma or MO 4Media have ads?
Neither Gamma nor MO 4Media shows ads.
Which is updated more often, Gamma or MO 4Media?
Gamma ships an update every 9 days, and MO 4Media every 2 months. Most recently, Gamma was updated on October 8, 2026 and MO 4Media on October 1, 2026.

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