Comparison

S vs MP3 Pitch Changer

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

Head to head
About

S

This semi-modular synthesizer app for iPad offers a hands-on sound design experience with a single-screen interface for intuitive patching. It delivers a warm, vintage sound inspired by 1970s synthesizers, featuring dual oscillators, resonant filters, and multiple modulation sources.

Highlights
  • Single-screen interface
  • Fast, hands-on patching
  • Vintage 1970s synth sound
  • Dual oscillators
  • Resonant ladder filter
  • Multiple modulation sources
Features
Read full description

S-Modular is a semi-modular synthesiser for iPad, designed for fast, hands-on patching without clutter. Everything is presented on a single screen, making sound design immediate and intuitive. Simply drag from one jack to another to create connections. S-Modular delivers a distinctive vintage sound inspired by classic 1970s synthesis — warm, rich, and full of character. Features Dual oscillators 24 dB/oct ladder filter Resonant high-pass and low-pass filters Two LFOs Four-step CV sequencer Four-track mixer Audio and CV splitter Two AHR envelope generators Delay effect

About

MP3 Pitch Changer

Adjust audio speed and pitch in real-time with various effects. This tool is ideal for musicians and singers looking to practice songs at different tempos or tunings. Easily modify frequency and tempo with simple sliders and export your creations.

Highlights
  • Real-time pitch and speed adjustment
  • Reverb, Delay, Echo & Distortion effects
  • Independent or simultaneous control
  • Export adjusted songs
  • Save custom settings
  • Support for various audio formats
Features
Read full description

Real-Time audio speed and pitch adjustment with Reverb, Delay, Echo & Distortion effect. An audio speed changer and pitch shifting app designed for musicians & singers. You can easily change the speed and pitch of audio files on your iPhone/iPad device either independently or at the same time. Useful for practicing fast songs, or those that need different tunings. Simple controls and clear visuals make Up Tempo easy to use without compromising accuracy. Modify the frequency or tempo of your sound files by simply moving two sliders. If you move the speed slider, your music will play in slow motion or faster. On the other hand, if you move the pitch slider, you will get a high-pitched or low-pitched audio. Apply effects on your audio. By playing with the sliders, you can get a squirrel or evil voice. You can also export your adjusted song & share with friends or listening in another player. Mp3 Pitch Changer Features: - Alter the pitch- change song pitch up or down - Change the tempo - change audio speed to a % of original speed - Support various formats of audio files. - Play instantly with real-time audio speed and pitch adjustment with Reverb Delay Echo & distortion effect. - Export adjusted song in m4a format - Save settings for use another time. - Real-Time audio speed and pitch adjustment - You can also save the adjusted audio file.

Screenshots

S2 screens
MP3 Pitch Changer3 screens

Verdict

The call

The clearest difference is rating: S at 2.6 against MP3 Pitch Changer's 1.0. S also leads on review sentiment (31% vs 0%) and ratings volume (11 vs 3). MP3 Pitch Changer's advantage is price ($1.99 vs $2.99) and iOS requirement (12.4 vs 15.6). On ads, in-app purchases, monetization model 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

S costs $2.99 and MP3 Pitch Changer $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

S holds the better App Store score, 2.6 against 1.0. Both are backed by a comparable volume of ratings — 11 and 3 respectively. Written reviews point the same way: 31% of S's written reviews are positive against 0% of MP3 Pitch Changer's.

Scorecard5 real differences · 5 level
S versus MP3 Pitch Changer: the parameters behind the verdict, then further details
ParameterSMP3 Pitch Changer
Price$2.99$1.99 — better
Rating2.6 (11 ratings) — better1.0 (3 ratings)
Positive reviews31.3% of reviews — better0.0% of reviews
Number of ratings11 — better3
Update frequencyEvery 7 months—
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.612.4 — better
Further details — not scored
Size7 MB2 MB
Age rating4+4+
DeveloperPaul BetowskiSuresh Verma

Customer experience

S

All ratings11 ratings
Positive27.3%
Neutral27.3%
Negative45.5%
Written reviews16 reviews
Positive31.3%
Neutral25.0%
Negative43.8%

MP3 Pitch Changer

All ratings3 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews5 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

S

No in-app purchases

None

MP3 Pitch Changer

No in-app purchases

Questions

Is S free?
S costs $2.99, with no in-app purchases.
Is MP3 Pitch Changer free?
MP3 Pitch Changer costs $1.99, with no in-app purchases.
Which has better reviews, S or MP3 Pitch Changer?
S is rated higher. S averages 2.6 out of 5 from 11 ratings, while MP3 Pitch Changer averages 1.0 from 3 ratings.
Do S or MP3 Pitch Changer have ads?
Neither S nor MP3 Pitch Changer shows ads.

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