Comparison

PeerClock Metronome vs S

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

Head to head
About

PeerClock Metronome

Features
Read full description

PeerClock Metronome is a P2P-synchronized metronome for Apple devices. Just connect multiple devices to the same Wi-Fi — no server needed. All devices automatically discover each other and sync their clocks with ±2ms precision using NTP-style 4-timestamp exchange. Features: • Peer-to-peer — no master/slave, every device is equal • ±2ms clock synchronization • Wi-Fi only — no external server, no internet required • Auto-discovery — connect to the same Wi-Fi, that's it • Visual conductor path animation with brush-stroke style • Multiple time signatures: 4/4, 3/4, 4/8, 3/8, 6/8, 9/8, 12/8 • Live BPM changes sync across all connected devices • Built on PeerClock — an open-source P2P clock sync framework Perfect for musicians, bands, and ensembles who need synchronized timing across multiple devices without relying on cloud services.

About

S

This app is a polyphonic synthesizer that works with specific hardware. It offers a variety of sound engines, filters, and effects for creating unique audio textures. Advanced modulation options and a flexible routing system allow for deep sound design.

Highlights
  • Dual engine slots per voice
  • Multiple sound flavors (analog, wavetable, FM, speech)
  • Classic and Modern filter modes
  • Advanced FX rack
  • Two free-routing LFOs
  • Unified mod matrix
  • Standalone, AU, and AUv3 formats
Features
Read full description

s-2 is a polyphonic synthesizer designed to work with the Roland AIRA Compact S-1. ENGINE Each voice runs two parallel engine slots that mix together. Pick a sound flavor per slot, including: • Classic analog — saw, square, sub, noise, pulse-width • Wavetable • FM • Speech • Chord • Plucked string FILTER AND FX Classic mode runs a vintage-style ladder filter into a simple Delay → Chorus → Reverb chain. Modern mode swaps in a multi-mode SVF (LP / BP / HP) followed by a 3-slot Advanced FX rack with Bitcrusher, Drive, Flanger, Phaser, Auto-Filter, Tape Delay, Plate Reverb and Chorus. MODULATION Two free-routing LFOs (sine / triangle / saw / square / random / noise, with optional clock-sync), a dedicated filter envelope with two destination slots, and a unified mod matrix dialog that visualizes every routing in one place. Click any knob in Learn mode to assign — no digging through menus. FORMATS • Standalone for iOS • Audio Unit (AU) for Logic Pro and other AU hosts • AUv3 plugin for iPad / iPhone in AUM, GarageBand, Cubasis and more - s-2 is an independent third-party application. It is not affiliated with, sponsored by, or endorsed by Roland Corporation. "Roland", "AIRA", "AIRA Compact", and "S-1" are trademarks of Roland Corporation, used here only to describe MIDI compatibility between this app and that hardware.

Screenshots

PeerClock Metronome4 screens
S3 screens

Verdict

The call

The clearest difference is ads: S at none against PeerClock Metronome's shown. PeerClock Metronome's advantage is update cadence (every 8 days vs every 6 weeks). On price, in-app purchases, device support and iOS requirement 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

PeerClock Metronome ships an update every 8 days, S every 6 weeks. The most recent releases landed on September 21, 2026 and August 9, 2026 respectively.

Scorecard2 real differences · 8 level
PeerClock Metronome versus S: the parameters behind the verdict, then further details
ParameterPeerClock MetronomeS
PriceFreeFree
Rating—4.5 (4 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—4 — better
Update frequencyEvery 8 days — betterEvery 6 weeks
AdsYesNo — better
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.016.0 — better
Further details — not scored
Size9 MB17 MB
Age rating4+4+
DeveloperHakaru HiroseMathias Kirkerød

In-app purchases

None

PeerClock Metronome

No in-app purchases

None

S

No in-app purchases

Questions

Is PeerClock Metronome free?
PeerClock Metronome is free to download, with no in-app purchases.
Is S free?
S is free to download, with no in-app purchases.
Do PeerClock Metronome or S have ads?
PeerClock Metronome shows ads; S does not.
Which is updated more often, PeerClock Metronome or S?
PeerClock Metronome ships an update every 8 days, and S every 6 weeks. Most recently, PeerClock Metronome was updated on September 21, 2026 and S on August 9, 2026.

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