iDousyn Lite vs SoundFont Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iDousyn Lite
This app transforms your device into a versatile musical instrument, offering a wide range of high-quality sounds and intuitive tools for creating melodies and harmonies. Explore authentic pianos, basses, guitars, and more with innovative features like Chord Pads and DSP effects.
- 8-Octave Virtual Keyboard
- Chord Pads with Strum Options
- High-Fidelity Oscillators
- DSP Effects (Reverb, Delay, EQ)
- Dual-Channel Sound Blending
- MIDI Controller Support
- Export to WAV, AIFF, CAF, M4A
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Turn your iPhone or iPad into a powerful virtual synthesizer and sample-based instrument. Play authentic pianos, basses, guitars, drums, leads, pads, and synths with high-quality samples. Perfect for creating melodies, performing live, or exploring musical ideas on the go. At the core of iDousyn Lite is the innovative Chord Pads system. Build rich harmonies from the virtual keyboard — from simple triads to complex chord stacks. Colored keys highlight every note so you can clearly see how chords are constructed. Shape rhythm with Strum Options (Normal, Up, Down, Up/Down, Down/Up) and fine-tune timing with Rate and Delay controls, or loop chords for continuous play. Key Features • 8-Octave Virtual Keyboard – Expandable key sizes with low-latency external MIDI controller support. • Chord Pads – 5 programmable pads per channel for fast visual chord building and harmonic exploration. • High-Fidelity Oscillators – Craft vivid synth leads, punchy basses, and electronic tones. • Professional Filters – Low-Pass, High-Pass, Band-Pass, High Shelf, and Low Shelf with full Cutoff & Resonance control. • Studio Effects – Reverb, Delay, Parametric EQ, Compressor, and Peak Limiter. • Dual-Channel Engine – 2 independent layers with Octave, Semitone, Cents, Pan, and Level controls. • Full MIDI Support – Connect external MIDI controllers with custom key mapping. • Export & Share – Record in high-quality WAV, AIFF, CAF, or M4A with full AudioShare compatibility. Sound Library • 77 carefully crafted presets across 11 categories: Bass, Chords, Drums, Guitars, Instruments, Leads, Pads, Orchestral, SFX, Plucked, and Synth (7 unique presets per category). Download iDousyn Lite today and turn your mobile device into a portable music production studio!
SoundFont Pro
This app is a powerful tool for musicians and producers to import, play, and customize piano SoundFonts. It offers built-in synthesizer tools, professional effects, and multi-layering capabilities for creating unique sounds. Seamlessly integrate with DAWs and MIDI keyboards for a professional music production experience.
- Import and play piano SoundFonts
- Built-in synthesizer tools
- Professional audio effects
- Multi-layering and split sounds
- MIDI keyboard support
- AUv3 DAW integration
- Save and share creations
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Unleash Your Creativity with SoundFont Pro – The Ultimate Piano SoundFont Player SoundFont Pro is the essential app for musicians, producers, and sound designers who want to explore, play, and customize their own sounds. This powerful SoundFont player allows you to import and play high-quality piano SoundFonts, edit them with built-in synthesizer tools, and enhance your creations with professional effects. Whether you're creating your next masterpiece or simply exploring new sounds, SoundFont Pro gives you the flexibility and control to take your music to the next level—all from your iOS device. Features: 1. Play High-Quality Piano SoundFonts: Experience the beauty of rich, expressive piano sounds with SoundFont Pro’s extensive library of piano SoundFonts. From classical grand pianos to modern electronic keys, there's a sound for every style and genre. 2. Import and Customize Your Own Sounds: Bring your own SoundFonts to life by importing them directly into the app. With SoundFont Pro, you can modify, shape, and design your sounds to match your creative vision. 3. Built-In Synthesizer Tools: Take your sound customization further with SoundFont Pro’s integrated synthesizer functionality. Adjust filters, oscillators, envelopes, and more to fine-tune your sounds and create something truly unique. 4. Apply Professional-Grade Effects: Enhance your sound with a comprehensive suite of effects, including Reverb, Delay, Chorus, Phaser, Distortion, and more. Add depth, character, and dynamics to your music with ease. 5. Multi-Layering and Split Sounds: Layer multiple sounds or split them across the keyboard to create dynamic, multi-textured compositions. Perfect for live performances or complex studio arrangements. 6. MIDI Support: Connect your MIDI keyboard for full control over your sounds and seamless integration into your existing setup. SoundFont Pro supports both MIDI input and output, making it perfect for both studio production and live performances. 7. AUv3 Support for DAW Integration: Use SoundFont Pro in your favorite DAW with AUv3 compatibility. Seamlessly integrate SoundFont Pro into your production workflow for a professional-grade experience on your iOS device. 8. Save and Share Your Creations: Record your sessions and save your customized sounds for future use. Share your creations with other musicians or back them up to the cloud with ease. Unlock the Full Potential of SoundFont Pro with Premium: Upgrade to the Premium version to access additional sound packs, exclusive features, and unlimited customization options. Take your music to new heights with more tools at your fingertips. Subscription Plans: 1 Month: $5.99 1 Year: $29.99 Prices may vary by region. • Payment will be charged to your iTunes Account upon purchase confirmation. • Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. • Your account will be charged for renewal within 24 hours prior to the end of the current period. • Manage your subscription and turn off auto-renew in your Account Settings after purchase. Why SoundFont Pro? SoundFont Pro combines the power of a professional SoundFont player with advanced editing and synthesizer tools, all in a user-friendly interface. Whether you're performing live or producing in the studio, SoundFont Pro is your all-in-one solution for creating unique piano sounds and beyond. Download SoundFont Pro today and start shaping your sound! Terms of Service: https://taqs.im/terms Privacy Policy: https://taqs.im/privacy Got feedback or questions? Reach us at contact@taqs.im!
Screenshots
Verdict
The clearest difference is in-app purchases: iDousyn Lite at none against SoundFont Pro's 10. iDousyn Lite also leads on iOS requirement (15.6 vs 18.0). SoundFont Pro's advantage is update cadence (every 5 weeks vs every 3 months). On price, rating, review sentiment and ratings volume 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. SoundFont Pro sells 10 in-app purchases, starting at $5.99 per month. iDousyn Lite asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.4 for iDousyn Lite against 4.4 for SoundFont Pro. Both are backed by a comparable volume of ratings — 700 and 777 respectively. Written reviews are what separate them: 36% of iDousyn Lite's written reviews are positive against 40% of SoundFont Pro's.
iDousyn Lite ships an update every 3 months, SoundFont Pro every 5 weeks. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.
| Parameter | iDousyn Lite | SoundFont Pro |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (700 ratings) — better | 4.4 (777 ratings) |
| Positive reviews | 36.4% of reviews | 40.3% of reviews — better |
| Number of ratings | 700 | 777 — better |
| Update frequency | Every 3 months | Every 5 weeks — better |
| Ads | Yes | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 18.0 |
| Further details — not scored | ||
| Size | 67 MB | 72 MB |
| Age rating | 4+ | 4+ |
| Developer | Jorge Lozada | TAQS.IM |
Customer experience
iDousyn Lite
SoundFont Pro
User reviews
iDousyn Lite
From 700 App Store ratingsWhat we love
- 🎵 High quality sounds
- 👍 Well-designed GUI layout
Room to improve
- 📢 Excessive ads and pop-ups
- ⏱️ High latency and slow keyboard response
- 🔄 Intrusive review prompts interrupting usage
- 🎹 Instrument switching bug causing audio overlap
SoundFont Pro
From 777 App Store ratingsWhat we love
- 🚀 Great app
- 👍 Fantastic experience
- 👍 Classical piano
- 👍 Can import own soundfonts
Room to improve
- 🐛 Crashes on startup
- 🐛 Crashes when importing large soundfonts
- 🐛 Soundfonts off pitch
- 🐛 Soundfont import issues
- 🐛 Doesn't accept SF2 files
Bugs and requests
iDousyn Lite
Reported bugs
3 issues- Piano audio continues playing when switching to other instruments
- App locks up until user submits a review
- Frequent pop-ups and ads interrupt functionality
Requested features
1 request- Ringtone customization options
SoundFont Pro
Reported bugs
6 issues- Crashes when importing large soundfonts
- Soundfonts off pitch
- Doesn't accept SF2 files
- Select button doesn't work
- Constant crashing
Show 1 moreShow fewer
- Soundfont import issues
Requested features
3 requests- Add support for chromatic scale files
- Add mass import feature for soundfonts
- Improve soundfont importation and add custom categories
In-app purchases
iDousyn Lite
No in-app purchases
SoundFont Pro
- TAQS.IM Monthly PRO Access$5.991 Month
- TAQS.IM Yearly Premium Access7 Days trial$19.991 Year
- TAQS.IM Yearly PRO Access7 Days trial$29.991 Year
- Brass Section$2.99
- Acoustic Pianos$2.99
- Brass Solo$2.99
Show 4 moreShow fewer
- Choirs$2.99
- Electric Guitars$2.99
- TAQSIM SoundFont Pro Lifetime$19.99
- TAQSIM SoundFont Pro Lifetime$29.99







