Comparison

Callback Freeverb vs Rhythmiq

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

Head to head
About

Callback Freeverb

This app offers a classic algorithmic reverb effect based on the Freeverb algorithm. It adds depth, space, and atmosphere to audio sources, creating lush, spacious ambience. Designed for mono use, it provides a smooth, musical reverb tail suitable for vocals and synthesizers.

Highlights
  • Classic Freeverb algorithm
  • Schroeder/Moorer reverb topology
  • Comb and allpass filters
  • Mono operation
  • Adds depth and space to audio
  • Smooth, musical reverb tail
Features
Read full description

A classic algorithmic reverb effect based on the Freeverb algorithm by Jezar at Dreampoint. A Freeverb-style Schroeder/Moorer reverb based on the classic 8-comb + 4-allpass topology, with simplified controls and no stereo spread. This reverb creates lush, spacious ambience through a network of comb and allpass filters. Freeverb is widely used in electronic music production, ambient music, and sound design to add depth, space, and atmosphere to audio sources. The algorithm provides a smooth, musical reverb tail that works well on everything from vocals to synthesizers. This reverb only functions in mono and provides no stereo imaging, and the user can expect the same behavior as a classic Freeverb implementation otherwise.

About

Rhythmiq

Features
Read full description

Rhythmiq is a beautifully simple metronome built for serious practice. Every click is synthesized with sample-accurate timing — no drift, no jitter, just a rock-solid pulse you can trust at any tempo. FREE FEATURES • Sample-accurate metronome from 30 to 300 BPM • Tap tempo — tap a few times and Rhythmiq locks in • Slide to adjust BPM, with musical tempo names (Adagio, Andante, Allegro…) • Practice timers — set a countdown and stay focused • Three click sounds: Wood Block, Digital Beep, Rimshot • Visual flash on the downbeat or every beat • Haptic tick option — feel the pulse • Light and dark themes with customizable accent colors • Background audio — the click keeps going when you lock your screen RHYTHMIQ PRO (one-time purchase, no subscription) • Custom beat editor: any time signature, from 1 to 12 beats • Any subdivision per beat — duplets, triplets, quads, and beyond • Per-beat accents and rests — build clave patterns, odd meters, polyrhythms • Distinct subdivision voices so you always hear where you are in the bar • Preset library — save and organize your rhythms, with sort and filter • Tempo trainer — gradually ramps the BPM toward your goal (+2 every 30s, or your own recipe) • Songs — keep a list of pieces you're working on, each with a target tempo, and track your progress session by session Pro is a single $4.99 purchase. No subscription, no account, no ads, no tracking. Ever. Whether you're a drummer wood-shedding odd meters, a guitarist chasing that 190 BPM solo, or a student learning your first scales, Rhythmiq keeps perfect time so you can focus on playing.

Screenshots

Callback Freeverb4 screens
Rhythmiq4 screens

Verdict

The call

The clearest difference is in-app purchases: Callback Freeverb at none against Rhythmiq's 1. On price, ads, 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. Rhythmiq sells 1 one-off in-app purchase. Callback Freeverb asks for nothing beyond the download.

Scorecard1 real difference · 7 level
Callback Freeverb versus Rhythmiq: the parameters behind the verdict, then further details
ParameterCallback FreeverbRhythmiq
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad — betteriPhone
Requires iOS17.016.0 — better
Further details — not scored
Size7 MB2 MB
Age rating4+4+
DeveloperCallback Audio, LLCNaptime Development

In-app purchases

None

Callback Freeverb

No in-app purchases

1 purchases

Rhythmiq

One-time1
  • Rhythmiq Pro$4.99

Questions

Is Callback Freeverb free?
Callback Freeverb is free to download, with no in-app purchases.
Is Rhythmiq free?
Rhythmiq is free to download, with in-app purchases available.
Do Callback Freeverb or Rhythmiq have ads?
Neither Callback Freeverb nor Rhythmiq shows ads.

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