Comparison

Kronecker vs RM

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

Head to head
About

Kronecker

This synthesizer uses a unique rhythm machine-like mechanism to trigger tones when a key is pressed, offering direct control over timing and sound without traditional sequencers. Explore its innovative approach to rhythmic music creation.

Highlights
  • AUv3 compatible synthesizer
  • Rhythm machine-like triggering
  • Key-press driven sound generation
  • Direct control over timing
  • Unique rhythmic tone generation
Features
Read full description

Kronecker is an AUv3-compatible synthesizer with a rhythm machine-like mechanism. Without relying on sequencers or arpeggiators, it triggers rhythmic tones each time a key is pressed, allowing you to control both timing and sound. For more detailed information about the product, please visit the website. The website offers detailed product descriptions, manuals and videos, as well as important notices. https://icegear.net/

About

RM

This audio effect app offers versatile modulation capabilities, including ring, amplitude, phase, and frequency modulation. It features a built-in carrier oscillator, multimode filter, envelope follower, and LFO for creating unique sounds. It can be used standalone or with other audio apps.

Highlights
  • Multiple modulation types (Ring, AM, FM, Phase)
  • Built-in carrier oscillator
  • Multimode filter (LP, HP, BP)
  • Envelope follower and LFO
  • Standalone and IAA/Audiobus support
  • AUv3 plugin compatibility
Features
Read full description

RM-1 Wave Modulator RM-1 is a multi purpose audio effect designed around various types of modulation. Featuring a built-in carrier oscillator, multimode filter, envelope follower and low frequency oscillator, RM-1 creates new sounds by combining carrier waveform and the audio input in different ways. Types of modulation: - Ring Modulation (virtual analog) - Ring Modulation (digital) - Amplitude Modulation - Phase Modulation (DX-style FM) - Frequency Modulation (linear) Overview: - Built-in carrier oscillator with variable wave-shape (sine->square) - Built-in multimode Filter (LP, HP, BP) - Built-in Envelope Follower and LFO Connectivity: - Standalone (MIC, USB audio) - IAA / Audiobus - AUv3 Plugin

Screenshots

Kronecker4 screens

Verdict

The call

The clearest difference is update cadence: Kronecker at monthly against RM's every 10 months. Kronecker also leads on rating (4.8 vs 4.5) and review sentiment (89% vs 67%). RM's advantage is price ($3.99 vs $8.00) and iOS requirement (9.0 vs 12.0). On ratings volume, ads, in-app purchases and monetization model 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

Kronecker costs $8.00 and RM $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Kronecker holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 33 and 19 respectively. Written reviews point the same way: 89% of Kronecker's written reviews are positive against 67% of RM's.

UpkeepUpdate frequency

Kronecker ships an update monthly, RM every 10 months. Both last shipped on October 24, 2026.

Scorecard6 real differences · 4 level
Kronecker versus RM: the parameters behind the verdict, then further details
ParameterKroneckerRM
Price$8.00$3.99 — better
Rating4.8 (33 ratings) — better4.5 (19 ratings)
Positive reviews88.9% of reviews — better66.7% of reviews
Number of ratings33 — better19
Update frequencyMonthly — betterEvery 10 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPod — betteriPad
Requires iOS12.09.0 — better
Further details — not scored
Size9 MB35 MB
Age rating4+4+
DevelopericeWorks, Inc.Kai Aras

Customer experience

Kronecker

All ratings33 ratings
Positive93.9%
Neutral3.0%
Negative3.0%
Written reviews9 reviews
Positive88.9%
Neutral11.1%
Negative0.0%

RM

All ratings18 ratings
Positive94.4%
Neutral0.0%
Negative5.6%
Written reviews6 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

None

Kronecker

No in-app purchases

None

RM

No in-app purchases

Questions

Is Kronecker free?
Kronecker costs $8.00, with no in-app purchases.
Is RM free?
RM costs $3.99, with no in-app purchases.
Which has better reviews, Kronecker or RM?
Kronecker is rated higher. Kronecker averages 4.8 out of 5 from 33 ratings, while RM averages 4.5 from 19 ratings.
Do Kronecker or RM have ads?
Neither Kronecker nor RM shows ads.
Which is updated more often, Kronecker or RM?
Kronecker ships an update monthly, and RM every 10 months. Most recently, Kronecker was updated on October 24, 2026 and RM on October 24, 2026.

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