Comparison

Ripple Drum Synth vs RS

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

Head to head
About

Ripple Drum Synth

Shape unique drum sounds with a versatile synthesizer. Control sonic character via an XY pad, LFOs, and randomization. Enhance your creations with a selection of built-in effects.

Highlights
  • Shapeable drum sound engines
  • XY pad for sonic control
  • LFO modulation
  • Randomization options
  • Built-in effects
Features
Read full description

Ripple is a shape-able drum synth. Use the XY pad to dial in the sonic character of 4 custom drum sound engines. Use the LFOs and randomization options to keep things interesting. Add finishing touches with a choice set of effects

About

RS

Compose, sequence, loop, and harmonize with a virtual vocal ensemble. This app offers four distinct modes for creating complex vocal arrangements, including real-time harmonization with your microphone and AI-powered song generation.

Highlights
  • Real-time vocal harmonization
  • Multi-octave virtual keyboard
  • Four recording loops for layered harmonies
  • Manual note editor for pitch and length
  • 16-pattern song sequencing
  • AI song generation
  • Native gear synchronization
Features
Read full description

Unleash the full voice of your choir. RS-CHOIR is the ultimate companion app designed exclusively for the Teenage Engineering Choir. Whether you are a composer, producer, or live performer, RS-CHOIR equips you with powerful tools to compose, sequence, loop, and harmonize in real-time. Transform your choir into a fully customizable vocal ensemble with four intuitive modes and advanced synchronization features. FOUR POWERFUL MODES ****Loop & Edit: Play your choir using a multi-octave virtual keyboard. Capture your inspiration with four dedicated recording loops to build complex, layered harmonies. Need perfection? Use the manual note editor to fine-tune the pitch and length of any note until it perfectly fits your vision. ****Sequence: Arrange complete, evolving song structures by chaining up to 16 unique patterns. Define single notes or full chords for every step. Don’t just play notes—play words! Assign specific vowels and consonants to craft custom lyrics and vocal articulations. ****Sing: Turn your Choir into your personal backup singers. Simply tap to latch your microphone, sing a tone, and listen as the Choir seamlessly harmonizes with you in real-time. ****Play: Effortlessly save your compositions and play whenever you want. You can also load MP3 backing tracks that play in perfect parallel with your choir, giving you a massive, full-band sound. ADVANCED PRO FEATURES Native Gear Sync: RS-CHOIR isn't just an isolated app. Send an audio master clock sync pulse directly from your device to perfectly time your Choir with external gear, including Teenage Engineering Pocket Operators, modular synths, and other grooveboxes. AI Song Generation: Generate entirely new songs in seconds! Use our built-in AI workflow and optimized prompts with your favorite AI chat to generate fresh song data. Paste it back into the app, and your Choir will sing a brand-new, original piece. Full Vocal Integration: Bring your choir to the next level. Move beyond simple melodies by adding dedicated vocals and articulations to your masterpieces. Ready to start conducting? Download RS-CHOIR today and bring your vocal arrangements to life. Disclaimer: RS-CHOIR is an independently developed application and is not affiliated with, associated with, or endorsed by Teenage Engineering.

Screenshots

Ripple Drum Synth3 screens
RS4 screens

Verdict

The call

The clearest difference is price: RS at Free against Ripple Drum Synth's $4.99. RS also leads on update cadence (every 4 days vs monthly). Ripple Drum Synth's advantage is in-app purchases (none vs 3). On rating, ratings volume, ads 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

RS is free to download; Ripple Drum Synth costs $4.99 up front. RS sells 3 one-off in-app purchases. Ripple Drum Synth asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Ripple Drum Synth against 5.0 for RS. Both are backed by a comparable volume of ratings — 7 and 3 respectively.

UpkeepUpdate frequency

Ripple Drum Synth ships an update monthly, RS every 4 days. The most recent releases landed on October 5, 2026 and October 25, 2026 respectively.

Scorecard4 real differences · 6 level
Ripple Drum Synth versus RS: the parameters behind the verdict, then further details
ParameterRipple Drum SynthRS
Price$4.99Free — better
Rating5.0 (7 ratings)5.0 (3 ratings)
Positive reviews100.0% of reviews—
Number of ratings7 — better3
Update frequencyMonthlyEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFree — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS18.0 — better18.6
Further details — not scored
Size33 MB7 MB
Age rating4+4+
DeveloperBrian HurlowRolf Schmucker

In-app purchases

None

Ripple Drum Synth

No in-app purchases

3 purchases

RS

One-time3
  • Creator Version$4.99
  • Creator Version$8.99
  • Creator Version$14.99

Questions

Is Ripple Drum Synth free?
Ripple Drum Synth costs $4.99, with no in-app purchases.
Is RS free?
RS is free to download, with in-app purchases available.
Which has better reviews, Ripple Drum Synth or RS?
Ripple Drum Synth and RS are both rated 5.0 out of 5 on the App Store, from 7 and 3 ratings respectively.
Do Ripple Drum Synth or RS have ads?
Neither Ripple Drum Synth nor RS shows ads.
Which is updated more often, Ripple Drum Synth or RS?
Ripple Drum Synth ships an update monthly, and RS every 4 days. Most recently, Ripple Drum Synth was updated on October 5, 2026 and RS on October 25, 2026.

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