Comparison

rdxr vs iOSamp

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

Head to head
About

rdxr

Features
Read full description

Your music is more than what you listen to. It reflects who you are. Radxr turns your Spotify listening history into a social experience, helping you discover new music, connect with friends, and better understand your unique taste. Whether you're tracking your favorite artists, comparing listening habits, or finding people with similar music tastes, Radxr makes exploring music more personal and fun. [Track Your Vibe] See your top artists, favorite songs, listening trends, and personalized stats in one place. [Find Your People] Connect with friends, discover people who share your music taste, and explore what they're listening to. [Understand Your Sound] Gain personalized insights into your listening habits and discover what makes your taste unique. [Discover New Music] Find new artists, albums, and songs through friends and shared listening interests. [Powered by Spotify] Securely connect your Spotify account to unlock personalized insights based on your listening history. Whether you're a casual listener or a dedicated music fan, Radxr helps you experience your music in a whole new way. Download Radxr today and discover the soundtrack to your life!

About

iOSamp

A local music player for audiophiles and collectors, offering advanced playback features and extensive library management. It supports various audio formats and allows easy music import via Wi-Fi, Files app, USB, or direct download. No subscriptions, accounts, or ads are required.

Highlights
  • True gapless playback
  • 10-band EQ with saveable presets
  • ReplayGain normalization
  • Smart playlists
  • Tag editor
  • Wi-Fi transfer
  • WebDAV and Subsonic streaming
Features
Read full description

iOSamp is a local music player for collectors, audiophiles, and anyone who trusts their own taste over an algorithm. Your files on your device. No subscription necessary, no account creation needed, no ads, ever. Built by a guy who grew up on Hotline servers, oth.net, hoarding FLACs, and caring way too much about ID3 tags. Playback • True gapless playback • 10-band EQ with saveable presets • ReplayGain normalization, track or album level • Crossfade, A/B repeat, independent speed control • Waveform scrubber, pre-generated for every track • Real-time spectrum analyzer • Bookmarks and chapter support • Format, bitrate, and sample rate display • CarPlay, AirPlay, sleep timer • Synced lyrics Library • MP3, FLAC, AAC, ALAC, OGG, OPUS, WAV, AIFF, WMA, APE • Smart playlists built from rules: rating, play count, date added, genre, year, duration, and more • Build Session: shuffle any part of your library, keep or skip each track, save the keepers as a playlist • Collections: group whole albums, box sets, label catalogs, numbered series • Tag editor, duplicate detection, artist name normalization • Genre and artwork fetching via MusicBrainz and Discogs • Format and bitrate badges so you can tell FLAC from MP3 at a glance Getting music in • Wi-Fi transfer: start the built-in server and drag files in from any browser on your network • Files app and iCloud Drive imports, single files or whole folders • USB cable transfer from Finder or iTunes • Direct download from any audio URL Your servers • Stream from WebDAV shares • Full Subsonic API support: Navidrome, Airsonic, and friends • SMB shares through the Files app • Everything stays on-device; no analytics, no tracking

Screenshots

rdxr4 screens
iOSamp4 screens

Verdict

The call

The clearest difference is update cadence: rdxr at every 3 days against iOSamp's every 2 weeks. rdxr also leads on iOS requirement (16.4 vs 26.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

rdxr ships an update every 3 days, iOSamp every 2 weeks. Both last shipped on October 31, 2026.

Scorecard2 real differences · 7 level
rdxr versus iOSamp: the parameters behind the verdict, then further details
ParameterrdxriOSamp
PriceFreeFree
Rating—4.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 3 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad — betteriPhone
Requires iOS16.4 — better26.0
Further details — not scored
Size41 MB8 MB
Age rating4+4+
DeveloperKatherine HarveyDAVID B RAST

In-app purchases

None

rdxr

No in-app purchases

None

iOSamp

No in-app purchases

Questions

Is rdxr free?
rdxr is free to download, with no in-app purchases.
Is iOSamp free?
iOSamp is free to download, with no in-app purchases.
Do rdxr or iOSamp have ads?
Neither rdxr nor iOSamp shows ads.
Which is updated more often, rdxr or iOSamp?
rdxr ships an update every 3 days, and iOSamp every 2 weeks. Most recently, rdxr was updated on October 31, 2026 and iOSamp on October 31, 2026.

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