# Voice Meter Pro vs SLPFlow

The clearest difference is review sentiment: SLPFlow at 100% against Voice Meter Pro's 53%. SLPFlow also leads on price (Free vs $6.99) and rating (4.8 vs 3.4). Voice Meter Pro's advantage is in-app purchases (none vs 1) and chart position (#171 vs unranked). On ads and device support there is nothing between them.

SLPFlow is free to download; Voice Meter Pro costs $6.99 up front. SLPFlow sells 1 in-app purchase, starting at $19.99 per month. Voice Meter Pro asks for nothing beyond the download.

SLPFlow holds the better App Store score, 4.8 against 3.4. Both are backed by a comparable volume of ratings — 10 and 39 respectively. Written reviews point the same way: 53% of Voice Meter Pro's written reviews are positive against 100% of SLPFlow's.

Voice Meter Pro ships an update every 8 months, SLPFlow every 5 days. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Voice Meter Pro | SLPFlow |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Rating | [3.4 (10 ratings)](https://appshunter.io/ios/app/voice-meter-pro/id686934049/reviews) | **[4.8 (39 ratings)](https://appshunter.io/ios/app/slpflow/id6749707744/reviews)** |
| Number of ratings | 10 | **39** |
| Positive reviews | 52.6% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 5 days** |
| Monetization | Paid | **Freemium** |
| Best chart rank | **#171** | — |
| Size | 14 MB | 11 MB |
| Requires iOS | **8.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [EDTECH MONSTER LIMITED](https://appshunter.io/developer/686934052) | [James Strong](https://appshunter.io/developer/1767144119) |

## What reviewers say

### Voice Meter Pro

[App page](https://appshunter.io/ios/app/voice-meter-pro/id686934049)

**Currently charting:** #171 Top Paid · Medical (US App Store)

This app helps children and adults, particularly those with autism spectrum disorders, monitor and control their voice volume. It uses visual cues like colored backgrounds and cartoon characters to indicate if the volume is too low, too high, or just right.

**Highlights:** Visual volume thermometer, Adjustable sensitivity slider, Dampening slider for smooth meter movement, Customizable green zone limits, Portrait and landscape modes, iPhone vibration alert

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

**In-app purchases:** none


### SLPFlow

[App page](https://appshunter.io/ios/app/slpflow/id6749707744)

This HIPAA-compliant AI tool assists speech-language pathologists by transcribing sessions and generating SOAP notes, IEP reports, and materials. It allows users to chat with session history for easy editing and new report creation, simplifying speech therapy documentation.

**Highlights:** HIPAA-compliant AI transcription, Automated SOAP notes and IEP reports, Session history chat for editing, Material generation, Speech therapy workflow simplification

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SLPFlow Pro Monthly | $19.99 | per month |


## Frequently asked questions

### Is Voice Meter Pro free?

Voice Meter Pro costs $6.99, with no in-app purchases.

### Is SLPFlow free?

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

### Which has better reviews, Voice Meter Pro or SLPFlow?

SLPFlow is rated higher. Voice Meter Pro averages 3.4 out of 5 from 10 ratings, while SLPFlow averages 4.8 from 39 ratings.

### Do Voice Meter Pro or SLPFlow have ads?

Neither Voice Meter Pro nor SLPFlow shows ads.

### Which is updated more often, Voice Meter Pro or SLPFlow?

Voice Meter Pro ships an update every 8 months, and SLPFlow every 5 days. Most recently, Voice Meter Pro was updated on October 7, 2026 and SLPFlow on October 10, 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.*