# FuncBud Math Sequencer & Synth vs Kaleidoscope Echo

The clearest difference is price: FuncBud Math Sequencer & Synth at $5.99 against Kaleidoscope Echo's $12.99. FuncBud Math Sequencer & Synth also leads on update cadence (every 6 days vs every 3 months) and review sentiment (67% vs 50%). On rating, ads, in-app purchases and monetization model there is nothing between them.

FuncBud Math Sequencer & Synth costs $5.99 and Kaleidoscope Echo $12.99 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 FuncBud Math Sequencer & Synth against 5.0 for Kaleidoscope Echo. Both are backed by a comparable volume of ratings — 8 and 2 respectively. Written reviews are what separate them: 67% of FuncBud Math Sequencer & Synth's written reviews are positive against 50% of Kaleidoscope Echo's.

FuncBud Math Sequencer & Synth ships an update every 6 days, Kaleidoscope Echo every 3 months. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | FuncBud Math Sequencer & Synth | Kaleidoscope Echo |
| --- | --- | --- |
| Price | **$5.99** | $12.99 |
| Rating | [4.9 (8 ratings)](https://appshunter.io/ios/app/funcbud-math-sequencer-and-synth/id6502771916/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/kaleidoscope-echo/id6745335623/reviews)** |
| Number of ratings | **8** | 2 |
| Positive reviews | **66.7% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 3 months |
| Monetization | Paid | Paid |
| Size | 14 MB | 21 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Cem Olcay](https://appshunter.io/developer/523633853) | [4Pockets.com](https://appshunter.io/developer/370131860) |

## What reviewers say

### 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


### Kaleidoscope Echo

[App page](https://appshunter.io/ios/app/kaleidoscope-echo/id6745335623)

This app processes MIDI messages to create delayed and manipulated note sequences, simulating audio delay effects with added musical control. It allows for pitch and velocity manipulation of repeats, scale-based harmonization, and real-time harmony generation.

**Highlights:** MIDI note delay simulation, Pitch and velocity manipulation per repeat, Scale-based pitch harmonization, Real-time harmony generation, Customizable note sequences, Preset manager

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FuncBud Math Sequencer & Synth free?

FuncBud Math Sequencer & Synth costs $5.99, with no in-app purchases.

### Is Kaleidoscope Echo free?

Kaleidoscope Echo costs $12.99, with no in-app purchases.

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

Kaleidoscope Echo is rated higher. FuncBud Math Sequencer & Synth averages 4.9 out of 5 from 8 ratings, while Kaleidoscope Echo averages 5.0 from 2 ratings.

### Do FuncBud Math Sequencer & Synth or Kaleidoscope Echo have ads?

Neither FuncBud Math Sequencer & Synth nor Kaleidoscope Echo shows ads.

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

FuncBud Math Sequencer & Synth ships an update every 6 days, and Kaleidoscope Echo every 3 months. Most recently, FuncBud Math Sequencer & Synth was updated on November 2, 2026 and Kaleidoscope Echo on October 30, 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.*