# Neurokõne vs VoltLog

The clearest difference is in-app purchases: Neurokõne at none against VoltLog's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. VoltLog sells 3 in-app purchases, starting at $9.99 per month. Neurokõne asks for nothing beyond the download.

Neurokõne ships an update every 2 weeks, VoltLog every 10 days. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Neurokõne | VoltLog |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 10 days** |
| Size | 320 MB | 54 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Tartu Ulikool](https://appshunter.io/developer/1767768701) | [Filip Rusin](https://appshunter.io/developer/1883368937) |

## What reviewers say

### Neurokõne

[App page](https://appshunter.io/ios/app/neurokone/id6673896376)

**Features:** macOS Compatibility

**In-app purchases:** none


### VoltLog

[App page](https://appshunter.io/ios/app/voltlog-battery-logs/id6766874761)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro | $9.99 | per month |
| Yearly Pro | $39.99 | per year |
| Lifetime Pro | $99.99 | one-time |


## Frequently asked questions

### Is Neurokõne free?

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

### Is VoltLog free?

VoltLog is free to download, with in-app purchases available.

### Do Neurokõne or VoltLog have ads?

Neither Neurokõne nor VoltLog shows ads.

### Which is updated more often, Neurokõne or VoltLog?

Neurokõne ships an update every 2 weeks, and VoltLog every 10 days. Most recently, Neurokõne was updated on October 27, 2026 and VoltLog on October 25, 2026.

---

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