Comparison

Pitch Shift (Key Change) vs OCTANE Mobile

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

Head to head
About

Pitch Shift (Key Change)

This music player allows real-time pitch shifting and a 31-band equalizer. It supports AUv3 effects, loop playback, and exporting processed audio. Import audio files from other apps or your music library.

Highlights
  • Real-time pitch shifting
  • 31-band equalizer
  • AUv3 effects support
  • A-B loop playback
  • Center Cancel/Emphasis
  • Audio file export
  • Background playback
Read full description

[ Important Notice ] With this version (7.0.0), we are ending regular updates for this app. You can continue using this app, but future development and updates will continue in 'Audio Unit Player', which includes this app's functionality. 'Audio Unit Player' is a free app that supports both speed and pitch adjustment and includes a 31-band equalizer with no band restrictions. Data Transfer: File information registered in this app is not transferred automatically to 'Audio Unit Player'. Use the Files app to manually copy any files you need."; ================================================ This app is a music player that can process the following effects in real time. - Pitch shift (-1 ~ +1 octave) - 31 band equalizer (required In-App Purchase) - Reverb - AUv3 (Audio Unit v3) host If you play a musical instrument or sing a song, this app should be supported by you higher / lower the pitch. [Function] - Perform pitch shift in real time (-12 - +12). - 31 bands EQ (Hz: 20, 25, 31.5, 40, 50, 63, 80, 100, 125, 160, 200, 250, 315, 400, 500, 630, 800, 1k, 1.25k, 1.6k, 2k, 2.5k, 3.15k, 4k, 5k, 6.3k, 8k, 10k, 12.5k, 16k, 20k). (Initiality, only 3 bands are available. It's possible to use 31 bands by In-App Purchase.) - EQ preset (Abundant Built-in Presets / Custom Presets) (required In-App Purchase). - Reverb: Adjustable decay time (Low freq, High freq) / 13 presets - Reverb preset (Built-in Presets / Custom Presets) - Can be used as an AUv3 host. - A-B loop playback. - Center Cancel / Center Emphasis. - Lch, Rch each mute. - Quick fast forward, rewind (specify the number of seconds). - Check and set current position graphically in wave view. - Supports Auto-Lock ON/OFF. - Supports background playback. - Supports export (file writing) function (Each effect (pitch/EQ) value set for each song is also reflected. The range specified in the loop section is output.) In addition to loading music data included in the standard "music" app, it also supports the function to import audio files from other apps ("Voice Memos" etc.). [How to import from "Voice Memos"] 1. Start the app "Voice Memos" and tap the mark "..." of the file to be imported from the list. 2. Tap "Share" on the sheet displayed from the bottom. 3. Tap "More" found by scrolling the displayed list of sharing destination apps to the right. 4. Select "Pitch Shift" if available. The file is copied to this app. ================================================ [Note 1] This application will not be able to read songs of the following formats. - Songs from Apple Music, iCloud, iTunes Match - Songs that are protected by digital copyright (DRM) [Note 2] Depending on the state of your device, your custom AUv3 effects may not appear in the list. As a solution, you can solve the problem by starting "GarageBand" once and restarting this app. ================================================

About

OCTANE Mobile

This audio plugin offers a vast library of over 1,000 instruments and presets, along with extensive effects and layering capabilities. It allows producers to quickly find and shape sounds for their music, with new content added weekly. The app also features a 6-band equalizer and dynamics tools for precise sound manipulation.

Highlights
  • 1,000+ Instruments & Presets
  • Reverb, Delay, Filter, Distortion
  • Layering with ADSR & Arpeggiator
  • 6-Band Equalizer
  • Dynamics & Lo-Fi Effects
  • Weekly Sound Pack Updates
Features
Read full description

OCTANE AUV3 Plugin OCTANE, designed by producers for producers, is the new go-to audio plug-in for producers. With tons of presets and effects ready to go, OCTANE is designed to set the vibe for any music producer and find the sound for your next hit in seconds! EFFECTS + Reverb + Delay + Filter + Distortion + Trance Gate + 2 Arpeggiators + Distortion + Stereo Image + More... OCTANE STORE With over 1,000 sounds available, the New OCTANE Store brings new sounds weekly right to your favorite DAW! You no longer have to browse the internet to find new sounds and import them into your AUV3 or DAW. Just open the OCTANE Store, install a sound pack, and you’re ready to make hits! LAYERS With OCTANE Layers you’re able to give that extra thickness to your sounds by layering samples! Reverse one sample and add an arpeggiator to another, why not? + ADSR + Tuning + Arpeggiator + Reverse + Ring Modulation + Tremolo EQUALIZER Need to get the sounds and frequencies just right? No problem! You can do just that with our 6-Band Equalizer DYNAMICS Make your 808’s hit harder and bring your sounds to the forefront of your production with our Dynamics tab. + Exciter + Compressor + Expander LO-FI Looking for that Lo-Fi sound? With our Lo-Fi section, you’ll be able to easily add to and tune any sound to get that Lo-Fi feel you’ve been looking for. Cross-Platform One OCTANE account will give you access to the Desktop and Mobile VST, VST3, AU, and AUV3 versions of the plugin. *This is a free download for users that already have purchased OCTANE or have an OCTANE+ subscription If you do not own OCTANE already you will be asked to purchase OCTANE for $3.99 during the sign-up process*

Screenshots

Pitch Shift (Key Change)2 screens
OCTANE Mobile4 screens

Verdict

The call

The clearest difference is rating: Pitch Shift (Key Change) at 4.4 against OCTANE Mobile's 3.4. Pitch Shift (Key Change) also leads on review sentiment (50% vs 20%). OCTANE Mobile's advantage is ads (none vs shown) and iOS requirement (9.3 vs 16.0). On price, ratings volume, update cadence and in-app purchases 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. Pitch Shift (Key Change) sells 2 one-off in-app purchases and OCTANE Mobile sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Pitch Shift (Key Change) holds the better App Store score, 4.4 against 3.4. Both are backed by a comparable volume of ratings — 85 and 89 respectively. Written reviews point the same way: 50% of Pitch Shift (Key Change)'s written reviews are positive against 20% of OCTANE Mobile's.

UpkeepUpdate frequency

Pitch Shift (Key Change) ships an update every 2 months, OCTANE Mobile monthly. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

Scorecard4 real differences · 6 level
Pitch Shift (Key Change) versus OCTANE Mobile: the parameters behind the verdict, then further details
ParameterPitch Shift (Key Change)OCTANE Mobile
PriceFreeFree
Rating4.4 (85 ratings) — better3.4 (89 ratings)
Positive reviews50.0% of reviews — better20.0% of reviews
Number of ratings8589 — better
Update frequencyEvery 2 monthsMonthly — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.09.3 — better
Further details — not scored
Size5 MB76 MB
Age rating4+4+
DeveloperLoop-Sessions.LLC.SoundWare, Inc.

Customer experience

Pitch Shift (Key Change)

All ratings85 ratings
Positive83.5%
Neutral3.5%
Negative12.9%
Written reviews62 reviews
Positive50.0%
Neutral12.9%
Negative37.1%

OCTANE Mobile

All ratings89 ratings
Positive57.3%
Neutral5.6%
Negative37.1%
Written reviews90 reviews
Positive20.0%
Neutral6.7%
Negative73.3%

Bugs and requests

Pitch Shift (Key Change)

Not enough reviews yet to summarise bugs or requests.

OCTANE Mobile

Reported bugs

20 issues
  • App crashes on launch or during initial download
  • Download failures at 99.9% completion
  • Login page not found or account creation fails
  • Password authentication not working despite correct credentials
  • App doesn't appear as AUv3 in GarageBand or Logic Pro
Show 15 more
  • Crashes when opening in DAW hosts
  • Sound packs show as locked despite purchase
  • Preset load failures and freezing
  • Random sound muting during playback
  • Keys getting stuck
  • Connection errors despite stable WiFi/5G
  • App requires re-login on every launch
  • Purchased content not accessible after update
  • Crashes when downloading specific sound packs
  • GarageBand integration causing lag and crashes
  • Sound pack purchase UI disappears after selection
  • Duplicate presets appearing
  • Audible loop points in multisamples
  • Inconsistent sample brightness in multisamples
  • Tuning issues when pitching sounds

Requested features

16 requests
  • Free trial or demo before purchase
  • Transparent pricing in app description
  • Offline mode capability
  • Keyboard zoom and stretch options
  • Next/previous preset buttons
Show 11 more
  • Multiple sound pack queuing for downloads
  • User SFZ file import capability
  • Additional filter types (high-pass, band-pass, etc.)
  • Improved EQ section with better frequency control
  • Preset organization by category or folders
  • Better multi-sample consistency
  • Improved ADSR envelope release behavior
  • Faster spectrum analyzer response
  • Better DAW integration and stability
  • Ability to purchase sound packs individually
  • Automatic login persistence

In-app purchases

2 purchases

Pitch Shift (Key Change)

One-time2
  • 31 bands equalizer$0.99
  • Always remove banner ads.$2.99
10 purchases

OCTANE Mobile

One-time10
  • In My Bag (Drum Kits)$1.99
  • Industry Standards$1.99
  • LoFi Vibes$1.99
Show 7 more
  • Trap Star$1.99
  • Cinematic Pack$1.99
  • Love Lust Pack$1.99
  • In My Bag 2$1.99
  • Guitar Pack$1.99
  • 808 Legends$1.99
  • OCTANE$3.99

Questions

Is Pitch Shift (Key Change) free?
Pitch Shift (Key Change) is free to download, with in-app purchases available.
Is OCTANE Mobile free?
OCTANE Mobile is free to download, with in-app purchases available.
Which has better reviews, Pitch Shift (Key Change) or OCTANE Mobile?
Pitch Shift (Key Change) is rated higher. Pitch Shift (Key Change) averages 4.4 out of 5 from 85 ratings, while OCTANE Mobile averages 3.4 from 89 ratings.
Do Pitch Shift (Key Change) or OCTANE Mobile have ads?
Pitch Shift (Key Change) shows ads; OCTANE Mobile does not.
Which is updated more often, Pitch Shift (Key Change) or OCTANE Mobile?
Pitch Shift (Key Change) ships an update every 2 months, and OCTANE Mobile monthly. Most recently, Pitch Shift (Key Change) was updated on November 1, 2026 and OCTANE Mobile on November 3, 2026.

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