SPL vs Granula Synth
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SPL
This utility app serves as a companion for the E-mu SP-12 drum machine, enabling users to save and load sequencer and sound memory data via MIDI. It includes a manual and sample banks for connection verification, with an upgrade option for custom sound loading.
- Save and load sequencer data
- Save and load sound memory data
- MIDI connection support
- Built-in manual
- Sample banks for connection verification
- Upgrade for custom sound loading
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The SPL-12 Sampling Percussion Librarian is a companion app for the E-mu SP-12 Sampling Percussion drum machine. The application makes no sound on it's own. It's purpuse is to provide a convenient way to save and load sequencer and sound memory data via a MIDI connection. A built-in manual will guide you through the process of connecting your unit. A provided set of sample banks help you to verify your MIDI connection first and you can upgrade to the full version with a one-time in-app purchase to load your own sounds and sequences. We hope enthusiasts will find this utility useful and keep the spirit of 12-bit sampling alive for many years to come. Enjoy!
Granula Synth
Explore new soundscapes by manipulating granular audio. This app offers a library of presets, custom sound import, and extensive parameter adjustments for unique music creation. Save your settings and share your sonic experiments.
- Granular sound manipulation
- Preset library
- Custom sound import
- Parameter adjustment
- Save user settings
- Share audio recordings
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Push the boundaries of sound design. Granula Synth turns granular synthesis into a playground — grab tiny grains of audio, scatter them across the waveform, and shape them into pads, textures, and soundscapes no other synth can make. What's inside: - Curated preset library, crafted by sound designers - Deep grain controls — length, position, direction, pitch, and more - Powerful modulation matrix with dual LFOs and chaos generators - Built-in envelope, EQ, and FX chain - Import your own audio or record directly in the app - Save, organize, and share your presets - Export your ideas straight to your DAW Whether you're scoring film, building ambient textures, or just exploring new sonic territory, Granula Synth gives you granular control over every grain of sound. Privacy Policy: https://sites.google.com/view/castles-trip-privacy-policy Terms of Use: https://sites.google.com/view/granula-tos
Screenshots
Verdict
The clearest difference is review sentiment: SPL at 100% against Granula Synth's 20%. SPL also leads on rating (3.8 vs 1.8) and update cadence (every 6 days vs every 25 months). On price, ratings volume, ads 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
Both are free to download. SPL sells 1 one-off in-app purchase and Granula Synth sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
SPL holds the better App Store score, 3.8 against 1.8. Both are backed by a comparable volume of ratings — 4 and 4 respectively. Written reviews point the same way: 100% of SPL's written reviews are positive against 20% of Granula Synth's.
SPL ships an update every 6 days, Granula Synth every 25 months. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.
| Parameter | SPL | Granula Synth |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (4 ratings) — better | 1.8 (4 ratings) |
| Positive reviews | 100.0% of reviews — better | 20.0% of reviews |
| Number of ratings | 4 | 4 |
| Update frequency | Every 6 days — better | Every 25 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.3 — better | 12.0 |
| Further details — not scored | ||
| Size | 19 MB | 75 MB |
| Age rating | 4+ | 4+ |
| Developer | Delta Seven Kft. | Stanislav Duplinskiy |
Customer experience
SPL
Granula Synth
In-app purchases
SPL
- Full Functionality$29.99
Granula Synth
- Access to app features3 Days trial$2.991 Month
- Access to app features3 Days trial$7.493 Months
- Access to app features3 Days trial$8.996 Months
