# Spike Recorder vs Logic

The clearest difference is review sentiment: Spike Recorder at 62% against Logic's 0%. Spike Recorder also leads on price (Free vs $5.99) and iOS requirement (9.2 vs 15.1). Logic's advantage is update cadence (every 5 weeks vs every 4 months). On ads, in-app purchases and device support there is nothing between them.

Spike Recorder is free to download; Logic costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Spike Recorder ships an update every 4 months, Logic every 5 weeks. The most recent releases landed on July 29, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Spike Recorder | Logic |
| --- | --- | --- |
| Price | **Free** | $5.99 |
| Rating | **[3.4 (17 ratings)](https://appshunter.io/ios/app/spike-recorder/id367151200/reviews)** | — |
| Number of ratings | **17** | — |
| Positive reviews | **61.5% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 5 weeks** |
| Monetization | **Free** | Paid |
| Size | 23 MB | 31 MB |
| Requires iOS | **9.2** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Backyard Brains](https://appshunter.io/developer/367151203) | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) |

## What reviewers say

### Spike Recorder

[App page](https://appshunter.io/ios/app/spike-recorder/id367151200)

Explore neuroscience with this app, allowing you to view, hear, record, and analyze neural signals from neurons and muscles. It provides tools for students of all ages to conduct hands-on electrophysiology experiments and understand brain communication.

**Highlights:** View neural signals, Hear neural signals, Record neural data, Analyze neural spike trains, Measure reaction times, Calculate neuroscience statistics

**In-app purchases:** none


### Logic

[App page](https://appshunter.io/ios/app/logic-gate-design-pro/id1618899218)

Design, analyze, and simplify logic gate networks. Generate truth tables, find minimized boolean expressions, and optimize circuits. Supports forward and reverse engineering with beautiful, shareable diagrams. Includes a study tab for boolean algebra.

**Highlights:** Design logic gate networks, Analyze and simplify boolean expressions, Generate truth tables, Simulate logic circuits, Forward and reverse engineering, Generate waveform diagrams, Boolean algebra study tab

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

**In-app purchases:** none


## Frequently asked questions

### Is Spike Recorder free?

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

### Is Logic free?

Logic costs $5.99, with no in-app purchases.

### Do Spike Recorder or Logic have ads?

Neither Spike Recorder nor Logic shows ads.

### Which is updated more often, Spike Recorder or Logic?

Spike Recorder ships an update every 4 months, and Logic every 5 weeks. Most recently, Spike Recorder was updated on July 29, 2026 and Logic on September 8, 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.*