sqsl Mantra vs Augmatic GRE
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
sqsl Mantra
This experimental MIDI sequencer generates musical patterns with multiple tracks, scales, and transformation options. It allows for deep customization of triggers, pitch, and rhythm, with features for pattern evolution and saving to MIDI files.
- 3-track MIDI sequencing
- Heptatonic scales quantizer
- Scale morphing
- Pattern evolution
- MIDI file export
- Velocity modulation via LFO
- Preset saving
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Experimental MIDI sequencer/pattern generator designed for iPhones. // FEATURES - 3 tracks (A, B, C) - Triggers for each track (3 × 8 triggers) - Pitch values shared across tracks (row of 8 values) - Heptatonic scales quantizer (5 scale patterns × 7 modes × 12 roots) - Scale morphing using Triadic transformations - Degree mask per track (exclusion of specific degrees from the scale) - Degree shift (degree transposition) per track - Gate length per track - Track length control for Track A and Track B (with optional reset synced to Track C) - Track C Pause control (Track C will wait 0-8 steps before looping back to start) - Clock divider per track - Random step jump per track (probability) - Clock acceleration linked to B Track's playhead position - Swing and BPM clock control - Velocity and MIDI channel (1–3) per track - Velocity can be modulated by LFO (per track) with Rate and Amount control - Pattern evolution synced to Track C loop - Evolution has selectable groups of processes/transformations - Variations generator based on current pattern and evolution settings (16 x 4 variations) - Optional automatic capture of output to .MID files (synchronized to Play button) // EVOLUTION When evolution is triggered (Track C loop), it will randomly select one of the enabled transformation groups and apply one of the transformations contained in that group. Transformation groups can also be "locked-in" so they happen each time when evolution is triggered. List of available groups and transformations within them: PITCH - The order of pitch values is reversed - Two pitch values are swapped TRIGS - Two trigger states are swapped (within a single track) - Trigger patterns of two tracks are swapped - The trigger pattern of a single track is reversed SHIFT - The degree is shifted randomly on a single track MORPH - One of the 3 triads defining currently selected scale is rotated (replaced MODE transformation from previous version) PAUSE - Empty steps are added at the end of track C (0-8) FLIP - The pitch values of single track are inverted - The pitch values of all tracks are inverted STEPS - The track length of A or B track is randomized MASK - The degree mask is shifted horizontally by one step (left or right) BPM - BPM is halved or doubled - BPM is inverted (120 BPM taken as the axis) - BPM jumps to a random value READ 1ST - First variation on current variation page is loaded (this transformation is excluded from variation generation). ACCELERATE - Acceleration parameters is randomized (speed up of clock depending on Track B playhead position) RANDOM POSITION A - Random step parameter of Track A is randomized // PRESETS There are 5 × 24 available slots for user presets. BPM and scale settings can be ignored when loading a preset. Evolution variations (64) are saved within presets. // SAVING TO MIDI FILES Output can be automatically saved to a .MID type. File will be located at the “On My iPhone/sqsl Mantra” folder and named using the current date and time. Takes start when PLAY is activated and end/save when PLAY is deactivated. File saving can be enabled (“AUTO SAVE” setting on the MIDI page) even after playback has started, since note events are always automatically captured in memory. Important notes: - Mantra does not make any sounds on its own, it generates MIDI messages (notes). - Mantra is standalone application and it can not be loaded as AUv3 in other apps/hosts. For more information visit: https://www.seqsual.com
Augmatic GRE
Generate complex and evolving drum patterns using algorithmic and Euclidean engines. This app creates MIDI notes that require a separate sound source to produce audio, offering deep control over rhythm and dynamics.
- Algorithmic and Euclidean rhythm generation
- Morphable Grids Engine for evolving beats
- Blend control between pattern types
- Linear drumming for articulate patterns
- Velocity bender for expressive dynamics
- Groove tools for swing and timing
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MAIN FEATURES: - 6 Algorithmic Channels - Bass drum, snare, hi-hat, plus accents which create complementary rhythms, not duplicates. Each channel can generate its own rhythmic voice for rich, layered drum patterns. - Topographic Engine - Morphable, evolving beats based on the Mutable Instruments Eurorack module. Navigate an X/Y map of interconnected drum patterns extracted from actual drum loops with smooth interpolation between patterns. - Euclidean Engine - generate evenly distributed, world‑inspired rhythm patterns using Euclidean algorithms. Configure steps, hits, and start position independently on each channel for precise control. - Blend Control - Crossfade between Grids and Euclidean patterns to introduce variation while preserving the core character of your groove. - Linear Drumming - Control which drums play together or play alone. Eeach sound has room to breathe. Creates clean, articulate patterns. Used in Hip-Hop, IDM, Funk, Fusion. - Velocity Bender - Shape velocity dynamics for a more expressive, dynamic pulse. Create ghost notes, and rhythmic emphasis that bring patterns to life. - Groove Tools - Swing, humanization, clock division, and timing shift. Fine-tune the feel of your patterns from tight and mechanical to loose and human. IMPORTANT: This app does not produce sound on its own. It generates MIDI notes and requires a drum sampler or synthesizer to play them.
Screenshots
Verdict
The clearest difference is price: Augmatic GRE at $9.99 against sqsl Mantra's $14.99. Augmatic GRE also leads on update cadence (every 2 weeks vs every 3 months) and ratings volume (8 vs 1). 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
sqsl Mantra costs $14.99 and Augmatic GRE $9.99 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 — 5.0 for sqsl Mantra against 4.9 for Augmatic GRE. That said, the two scores are not equally well evidenced: Augmatic GRE has 8 ratings behind it against 1, so its average is the more settled of the two.
sqsl Mantra ships an update every 3 months, Augmatic GRE every 2 weeks. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.
| Parameter | sqsl Mantra | Augmatic GRE |
|---|---|---|
| Price | $14.99 | $9.99 — better |
| Rating | 5.0 (1 ratings) — better | 4.9 (8 ratings) |
| Positive reviews | — | 83.3% of reviews |
| Number of ratings | 1 | 8 — better |
| Update frequency | Every 3 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Mac — better |
| Requires iOS | 16.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Michal Macura | ARTUR ANTONI NOWAK |
Customer experience
sqsl Mantra
Augmatic GRE
In-app purchases
sqsl Mantra
No in-app purchases
Augmatic GRE
No in-app purchases









