VIRAL Synth 2 vs MPC Progression Builder
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
VIRAL Synth 2
This is a powerful virtual analog synthesizer app for iOS, inspired by classic hardware. It offers a vast library of original presets, advanced sound-shaping tools, and a variety of effects. It can be used as a standalone instrument or as a plugin within DAWs.
- 64-voice Retro VA-Synth engine
- 48+ Virus TI2 inspired waveforms
- Advanced Synth Engine (PWM, Osc Morph)
- Trance Gate and Arpeggiator
- 3 LFOs with Polarity
- Vintage-style Step Sequencer
- Built-in Reverb and FX suite
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VIRAL SYNTH 2: T2x (Inspired by Virus TI2 Synth series)* NEW T2x: Enjoy New Oscillators, Filters, Microtonality, Scales and more! FULLY LOADED w/ 600+ presets by Analog Matthew, Brice Beasley, Electronisounds, DMT Cymatics, Moby Pixel, Wabi Sabi Waves, Red Sky Lullaby, and more NOTE: This is a synth, and contains no hardware preset samples. All presets are completely original. "HUGE! VIRAL SYNTH sounds like serious hardware!" - GarageBand Guide "Amazing! Possibly my favorite iOS Synth of all time" - DJ Puzzle, iPad Music Reddit founder & Hardware Virus TI Owner "So many inspiring presets, it's inspiring so many songs!" - Loopy Pro, Forum Not imitation, it's Innovation! https://audiokitpro.com/viralsynth FIRST AudioKit Synth app with Trance Gate, LFO Polarity, Triplets, and more! Uses NEW Technology to sound more like Real Hardware Synth VIRAL SYNTH gives you Access (see what we did there?) to 40+ classic waveforms inspired by Virus TI2!* VIRAL SYNTH T2X: • 64-voice, Retro VA-Synth • Includes 48+ Virus TI2 inspired waveforms • Advanced Synth Engine (including PWM, Osc Morph, and waveform shapes) • Plus, Bonus XL exclusive samples, created by Analog Matthew (Not available anywhere else!) • 3 Low-Pass Filter choices, New self-resonating T12 and T24 models • Trance Gate, with routings to different OSC • MICROTONALITY, World Scales, Western Scales • Synth section features 2x Oversampled Oscillators • 3 LFOs, with POLARITY! Fun Routings. LFOs can modify other LFOs • Arpeggiator! Classic Hardware-style Arp, with extra features • Vintage-style Step Sequencer that can be routed to specific layers • A proper filter envelope ADSR, with visual feedback • TouchPads! 2 fun assignable pads, • Four-voice Unison PER Oscillator ++ 3 different Unison algorithms: Regular, HYPER, and BEAST! Modeled sound: It's like a time-capsule. Imagine if there were iPads in 2009? Complete with that Hardware VA sound that ruled the dance floors and stages ADDITIONAL FEATURES: • EPIC Glorious Reverb + Sparkle Verb option • FX: Analog Tape Delay, Distortion, Phaser, Chorus, Crush, and more. • On board "Record" button, no external hardware required • Works with a MIDI Keyboard • FM wild pitch drop controls! Modeled after digital VA-Synths, complete with vintage digital aliasing for old-school vibe! • Crazy aggressive distorted RING MODULATION – It's like robots talking, or fighting? You decide! COOL: • iPad version has "stacked" views for maximum onscreen control! Tap the current Nav Button at the top to change the bottom view • This is a Premium App: No iAP, No Ads, No subscriptions! Use as a plug-in in DAWs like GarageBand & Logic for iPad, Cubasis, AUM, and more! * LEGAL NOTICES This app has no affiliation or endorsement from Access Corporation. It is not a clone of the Virus TI2, or any other synthesizer. Nor does it use any Virus ROM or direct waveforms. The wavetables are legally different, and the names have been changed. While we were inspired by the sound and legacy of these iconic instruments, this is an original creation, built from the ground up. All product names, trademarks, and images mentioned are the property of their respective owners and are used only to describe the inspiration behind this app and for purposes of reference. Their inclusion does not imply any association, affiliation, or endorsement. We sincerely respect the incredible work of Access in shaping music history.
MPC Progression Builder
Create and export musical chord progressions for your music production workflow. Features include keyboard, scale-based, and circle of fifths modes for building and refining harmonic ideas. Export directly to MPC devices or as standard MIDI files for use in any DAW.
- Virtual keyboard for direct chord input
- Build progressions with up to 16 chords
- Scale-based chord suggestions
- Circle of Fifths progression builder
- MPC-ready .progression file export
- Standard MIDI file export
- Instant playback and auditioning
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Progression Builder for MPC is a powerful yet intuitive tool for producers who want to build rich, musical chord progressions and send them straight into their workflow. Designed with AKAI MPC users in mind, it also exports to standard MIDI files, making it equally useful for DAW producers, composers, and beatmakers alike. Build your progressions your way: - Keyboard Mode: Tap out chords directly on the built-in virtual keyboard and hear them instantly. - Progression Builder: Arrange up to 16 chords into full progressions you can audition, refine, and export. - Scale-Based Mode: Explore chords that naturally fit your chosen scale — perfect for clean harmonic flow. - Circle of Fifths Mode: Craft progressions using classic relationships that sound balanced and musical. Every chord pad can be customized, rearranged, or saved for later — giving you a flexible sketchpad for harmonic ideas. Whether you’re working on a soulful lo-fi loop, a jazz-inspired sequence, or a cinematic score, Progression Builder for MPC helps you find the right chords fast. Export your ideas with ease: - MPC-Ready Export: Generate .progression files compatible with MPC Live, X, One, and Force. - MIDI Export: Drop your chords into any DAW, sampler, or synth. - Instant Playback: Audition and tweak voicings, inversions, and timing before you export. - Clean, efficient, and tuned for real production environments, Progression Builder for MPC bridges the gap between music theory and creative flow — helping you stay in the zone.
Screenshots
Verdict
The clearest difference is ratings volume: VIRAL Synth 2 at 718 against MPC Progression Builder's 2. VIRAL Synth 2 also leads on iOS requirement (14.4 vs 16.0). MPC Progression Builder's advantage is price ($2.99 vs $7.99) and chart position (#192 vs unranked). On rating, ads, in-app purchases and monetization model 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
VIRAL Synth 2 costs $7.99 and MPC Progression Builder $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.9 for VIRAL Synth 2 against 5.0 for MPC Progression Builder. That said, the two scores are not equally well evidenced: VIRAL Synth 2 has 718 ratings behind it against 2, so its average is the more settled of the two.
| Parameter | VIRAL Synth 2 | MPC Progression Builder |
|---|---|---|
| Price | $7.99 | $2.99 — better |
| Rating | 4.9 (718 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 88.9% of reviews | — |
| Number of ratings | 718 — better | 2 |
| Update frequency | Every 2 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Best chart rank | — | #192 — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 14.4 — better | 16.0 |
| Further details — not scored | ||
| Size | 321 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | AudioKit Pro | David Jones |
Customer experience
VIRAL Synth 2
MPC Progression Builder
Bugs and requests
VIRAL Synth 2
Reported bugs
1 issue- Audio crashes every 3 presets
MPC Progression Builder
Not enough reviews yet to summarise bugs or requests.
In-app purchases
VIRAL Synth 2
No in-app purchases
MPC Progression Builder
No in-app purchases
Questions
Is VIRAL Synth 2 free?
Is MPC Progression Builder free?
Which has better reviews, VIRAL Synth 2 or MPC Progression Builder?
Do VIRAL Synth 2 or MPC Progression Builder have ads?
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