# Stochastic Signal Processing vs BitSquare

The clearest difference is iOS requirement: BitSquare at 12.0 against Stochastic Signal Processing's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Stochastic Signal Processing ships an update every 5 weeks, BitSquare monthly. The most recent releases landed on September 25, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Stochastic Signal Processing | BitSquare |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (6 ratings)](https://appshunter.io/ios/app/stochastic-signal-processing/id1450268179/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free | — |
| Size | 73 MB | 109 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ian Young](https://appshunter.io/developer/1450268178) | [KtmBees](https://appshunter.io/developer/1741315264) |

## What reviewers say

### Stochastic Signal Processing

[App page](https://appshunter.io/ios/app/stochastic-signal-processing/id1450268179)

Explore the processing of random signals like speech, music, and climate data. This interactive textbook offers dynamic information, films, animations, and 59 real-time laboratory experiments using your device's camera and microphone. It's designed for those with prior signal processing and probability theory knowledge.

**Highlights:** Interactive textbook format, Dynamic information display, Films and animations, 59 laboratory experiments, Real-time signal processing, Homework problems

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

**In-app purchases:** none


### BitSquare

[App page](https://appshunter.io/ios/app/bitsquare/id6497325390)

**In-app purchases:** none


## Frequently asked questions

### Is Stochastic Signal Processing free?

Stochastic Signal Processing is free to download, with no in-app purchases.

### Is BitSquare free?

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

### Do Stochastic Signal Processing or BitSquare have ads?

Neither Stochastic Signal Processing nor BitSquare shows ads.

### Which is updated more often, Stochastic Signal Processing or BitSquare?

Stochastic Signal Processing ships an update every 5 weeks, and BitSquare monthly. Most recently, Stochastic Signal Processing was updated on September 25, 2026 and BitSquare on October 7, 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.*