# Spike Recorder vs Vernier Graphical Analysis

The clearest difference is rating: Spike Recorder at 3.4 against Vernier Graphical Analysis's 2.1. Spike Recorder also leads on review sentiment (62% vs 32%) and iOS requirement (9.2 vs 17.7). Vernier Graphical Analysis's advantage is ratings volume (521 vs 17). 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.

Spike Recorder holds the better App Store score, 3.4 against 2.1. That said, the two scores are not equally well evidenced: Vernier Graphical Analysis has 521 ratings behind it against 17, so its average is the more settled of the two. Written reviews point the same way: 62% of Spike Recorder's written reviews are positive against 32% of Vernier Graphical Analysis's.

Spike Recorder ships an update every 4 months, Vernier Graphical Analysis every 2 months. The most recent releases landed on July 29, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Spike Recorder | Vernier Graphical Analysis |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (17 ratings)](https://appshunter.io/ios/app/spike-recorder/id367151200/reviews)** | [2.1 (521 ratings)](https://appshunter.io/ios/app/vernier-graphical-analysis/id1385963326/reviews) |
| Number of ratings | 17 | **521** |
| Positive reviews | **61.5% of reviews** | 32.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 23 MB | 106 MB |
| Requires iOS | **9.2** | 17.7 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Backyard Brains](https://appshunter.io/developer/367151203) | [Vernier Software & Technology](https://appshunter.io/developer/389784250) |

## 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


### Vernier Graphical Analysis

[App page](https://appshunter.io/ios/app/vernier-graphical-analysis/id1385963326)

This app allows science students to collect, graph, and analyze data from Vernier sensors. It supports various sensor types, offers multiple data collection modes, and provides powerful analysis tools like curve fitting and statistics. Data can be shared and exported for reports and further analysis.

**Highlights:** Multi-sensor data collection, Various data collection modes, Simultaneous graph display, Data table view, Curve fitting, Statistical calculations, Data export (.CSV)

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Helpful for physics/chemistry labs
- 👍 Easy to use interface
- 💡 Useful data analysis features

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 🔋 Drains battery quickly
- 🤯 Bizarre and unexplained glitches
- 🤢 Caused health issues for some users

**Reported bugs**

- App freezes and becomes unresponsive
- Sensor data not accurately recorded
- Unexpected app behavior and strange visual effects

**Requested features**

- More stable and reliable performance
- Better compatibility with older devices
- Improved Bluetooth connectivity


## Frequently asked questions

### Is Spike Recorder free?

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

### Is Vernier Graphical Analysis free?

Vernier Graphical Analysis is free to download, with no in-app purchases.

### Which has better reviews, Spike Recorder or Vernier Graphical Analysis?

Spike Recorder is rated higher. Spike Recorder averages 3.4 out of 5 from 17 ratings, while Vernier Graphical Analysis averages 2.1 from 521 ratings.

### Do Spike Recorder or Vernier Graphical Analysis have ads?

Neither Spike Recorder nor Vernier Graphical Analysis shows ads.

### Which is updated more often, Spike Recorder or Vernier Graphical Analysis?

Spike Recorder ships an update every 4 months, and Vernier Graphical Analysis every 2 months. Most recently, Spike Recorder was updated on July 29, 2026 and Vernier Graphical Analysis on September 24, 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.*