Comparison

CadenceSync vs Armpit

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

Head to head
About

CadenceSync

Features
Read full description

Your music. Your pace. CadenceSync detects your live running cadence and automatically adjusts your music's tempo to match — step for step, pitch-perfect. No chipmunk voices, no warbling. Just your music, timed to your stride. Prefer a fixed target? Lock in a specific SPM and CadenceSync holds it there, mile after mile. Rhythm Intelligence Rather than blindly speeding up or slowing down, CadenceSync finds musically natural tempo variations — half-time, double-time — that meet your cadence goals while keeping the music feeling right. Built for the Road Runs entirely on your local music library. No internet, no cell signal required. Trail, track, or treadmill — it works wherever you do. Stay in Control * Smart Shuffle draws from your play history to keep things fresh * View and manage recently played tracks * Export your full library as a CSV

About

Armpit

This music player connects to your personal Navidrome server, allowing you to stream your entire music library in original quality. Enjoy features like gapless playback, a 10-band equalizer, and offline listening across multiple Apple devices.

Highlights
  • Connects to Navidrome server
  • Original-quality streaming (FLAC)
  • True gapless playback
  • 10-band equalizer
  • Offline listening
  • Cross-device sync
  • CarPlay and Apple Watch support
Features
Read full description

A regular music player, i'm telling-you. Your music, your rules. Armpit is a fast, native music player for your own server. Connect to Navidrome server and take your entire library everywhere. PLAYBACK THAT RESPECTS YOUR FILES • Original-quality streaming — FLAC and other lossless formats decode natively, no forced transcoding • True gapless playback • 10-band equalizer with presets • ReplayGain volume normalization • Signal path view — see exactly what happens to your audio from source to output • Synced and static lyrics • Per-network streaming quality (Wi-Fi / cellular), from original quality down to 128k YOUR WHOLE LIBRARY • Albums, artists, songs, genres, favorites, playlists • Real smart playlists on Navidrome — rules are evaluated live on your server • Podcasts with cross-device resume — pause on the TV, continue on your phone • Internet radio stations - if enabled in navidrome • Downloads for offline listening • Discover screen with fresh releases, most played, and personal mixes • Listening stats EVERYWHERE YOU LISTEN • iPhone and iPad, with a full desktop app for Mac • Apple TV — full browsing, playback, and a Top Shelf preview of your library right on the home screen • Apple Watch — standalone streaming and downloads • CarPlay • Siri and Shortcuts support SEAMLESS ACROSS DEVICES • Sign in once — iCloud securely syncs your server connection to every device, including Apple TV • Settings, theme, accent color, and search history follow you everywhere • Scrobbling to your server (and Last.fm through it) MADE TO BE LOOKED AT • A flat, instrument-inspired design: hairlines, mono type, one accent color • Light and dark themes, eight accent colors, matching app icons • Available in English, Spanish, German, and French Armpit requires your own Navidrome music server. It streams your personal library — no music is included, and no account with us is needed. Armpit is an independent project by Pierre Ugaz, not affiliated with Navidrome.

Screenshots

CadenceSync4 screens
Armpit4 screens

Verdict

The call

The clearest difference is in-app purchases: Armpit at none against CadenceSync's 1. Armpit also leads on device support (5 vs 1). CadenceSync's advantage is iOS requirement (17.0 vs 26.0). On price, update cadence and ads 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. CadenceSync sells 1 one-off in-app purchase. Armpit asks for nothing beyond the download.

UpkeepUpdate frequency

CadenceSync ships an update every 3 weeks, Armpit fortnightly. The most recent releases landed on September 26, 2026 and October 3, 2026 respectively.

Scorecard3 real differences · 7 level
CadenceSync versus Armpit: the parameters behind the verdict, then further details
ParameterCadenceSyncArmpit
PriceFreeFree
Rating—5.0 (4 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—4 — better
Update frequencyEvery 3 weeksFortnightly — better
AdsNoNo
In-app purchasesYesNo — better
Monetization—Free
DevicesiPhoneiPhone, iPad, Mac, Apple TV, Apple Watch — better
Requires iOS17.0 — better26.0
Further details — not scored
Size17 MB9 MB
Age rating4+4+
DeveloperEric HamiterPierre Ugaz

In-app purchases

1 purchases

CadenceSync

One-time1
  • CadenceSync Pro Unlock$4.99
None

Armpit

No in-app purchases

Questions

Is CadenceSync free?
CadenceSync is free to download, with in-app purchases available.
Is Armpit free?
Armpit is free to download, with no in-app purchases.
Do CadenceSync or Armpit have ads?
Neither CadenceSync nor Armpit shows ads.
Which is updated more often, CadenceSync or Armpit?
CadenceSync ships an update every 3 weeks, and Armpit fortnightly. Most recently, CadenceSync was updated on September 26, 2026 and Armpit on October 3, 2026.

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