# VoltSense vs Speaker Cleaner by DrF

The clearest difference is in-app purchases: VoltSense at none against Speaker Cleaner by DrF's 1. VoltSense also leads on ads (none vs shown). Speaker Cleaner by DrF's advantage is update cadence (monthly vs every 6 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Speaker Cleaner by DrF sells 1 one-off in-app purchase. VoltSense asks for nothing beyond the download.

VoltSense ships an update every 6 months, Speaker Cleaner by DrF monthly. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | VoltSense | Speaker Cleaner by DrF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 months | **Monthly** |
| Size | 80 MB | 42 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +4 |
| Developer | [Purpletail OU](https://appshunter.io/developer/1761328539) | [DrFranciscoLabs](https://appshunter.io/developer/1874591149) |

## What reviewers say

### VoltSense

[App page](https://appshunter.io/ios/app/voltsense/id6621183757)

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

**In-app purchases:** none


### Speaker Cleaner by DrF

[App page](https://appshunter.io/ios/app/speaker-cleaner-by-drf/id6777309304)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads Forever - Ilimited Time | $1.99 | one-time |


## Frequently asked questions

### Is VoltSense free?

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

### Is Speaker Cleaner by DrF free?

Speaker Cleaner by DrF is free to download, with in-app purchases available.

### Do VoltSense or Speaker Cleaner by DrF have ads?

Speaker Cleaner by DrF shows ads; VoltSense does not.

### Which is updated more often, VoltSense or Speaker Cleaner by DrF?

VoltSense ships an update every 6 months, and Speaker Cleaner by DrF monthly. Most recently, VoltSense was updated on October 24, 2026 and Speaker Cleaner by DrF on October 25, 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.*