# ToneShaper vs FuncBud Math Sequencer & Synth

The clearest difference is price: ToneShaper at Free against FuncBud Math Sequencer & Synth's $3.99. ToneShaper also leads on review sentiment (100% vs 67%). FuncBud Math Sequencer & Synth's advantage is iOS requirement (13.0 vs 16.4). On rating, ratings volume, update cadence and ads there is nothing between them.

ToneShaper is free to download; FuncBud Math Sequencer & Synth costs $3.99 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 ToneShaper against 4.9 for FuncBud Math Sequencer & Synth. Both are backed by a comparable volume of ratings — 3 and 7 respectively. Written reviews are what separate them: 100% of ToneShaper's written reviews are positive against 67% of FuncBud Math Sequencer & Synth's.

ToneShaper ships an update every 6 days, FuncBud Math Sequencer & Synth every 5 days. The most recent releases landed on June 1, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | ToneShaper | FuncBud Math Sequencer & Synth |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/toneshaper/id6455084482/reviews)** | [4.9 (7 ratings)](https://appshunter.io/ios/app/funcbud-math-sequencer-and-synth/id6502771916/reviews) |
| Number of ratings | 3 | **7** |
| Positive reviews | **100.0% of reviews** | 66.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 5 days** |
| Monetization | **Free** | Paid |
| Size | 5 MB | 14 MB |
| Requires iOS | 16.4 | **13.0** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Limit Point Software](https://appshunter.io/developer/377981570) | [Cem Olcay](https://appshunter.io/developer/523633853) |

## What reviewers say

### ToneShaper

[App page](https://appshunter.io/ios/app/toneshaper/id6455084482)

Design unique audio tones by graphically plotting frequency over time. Add points to define shapes, adjust frequency ranges and duration, and export your creations as WAV files. Explore a library of sample tone shapes to begin experimenting.

**Highlights:** Graphical frequency plotting, Add and drag points to shape tones, Adjust frequency range, Set cycle duration, Export audio to WAV, Library of sample tone shapes

**In-app purchases:** none


### FuncBud Math Sequencer & Synth

[App page](https://appshunter.io/ios/app/funcbud-math-sequencer-and-synth/id6502771916)

Generate musical sequences using mathematical functions. Build and chain formulas to create complex, evolving melodies within a chosen key and scale. Offers conditional logic and random generation for unique musical patterns.

**Highlights:** Mathematical function builder, Sequence chaining and repetition, Conditional and random functions, Key, scale, and octave control, Adjustable sequencer parameters, MIDI output, AUv3 plugin support

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ToneShaper free?

ToneShaper is free to download, with no in-app purchases.

### Is FuncBud Math Sequencer & Synth free?

FuncBud Math Sequencer & Synth costs $3.99, with no in-app purchases.

### Which has better reviews, ToneShaper or FuncBud Math Sequencer & Synth?

ToneShaper is rated higher. ToneShaper averages 5.0 out of 5 from 3 ratings, while FuncBud Math Sequencer & Synth averages 4.9 from 7 ratings.

### Do ToneShaper or FuncBud Math Sequencer & Synth have ads?

Neither ToneShaper nor FuncBud Math Sequencer & Synth shows ads.

### Which is updated more often, ToneShaper or FuncBud Math Sequencer & Synth?

ToneShaper ships an update every 6 days, and FuncBud Math Sequencer & Synth every 5 days. Most recently, ToneShaper was updated on June 1, 2026 and FuncBud Math Sequencer & Synth on September 21, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*