# SpeakLine vs BPM Inspector

The clearest difference is in-app purchases: BPM Inspector at none against SpeakLine's 3. BPM Inspector also leads on update cadence (every 4 days vs every 2 months). SpeakLine's advantage is device support (4 vs 2). On price, ads and iOS requirement there is nothing between them.

Both are free to download. SpeakLine sells 3 one-off in-app purchases. BPM Inspector asks for nothing beyond the download.

SpeakLine ships an update every 2 months, BPM Inspector every 4 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SpeakLine | BPM Inspector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (127 ratings)](https://appshunter.io/ios/app/speakline-text-to-speech/id441968334/reviews)** | — |
| Number of ratings | **127** | — |
| Positive reviews | 81.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | Free | — |
| Size | 9 MB | 36 MB |
| Requires iOS | 17.2 | **17.0** |
| Devices | **iPhone, iPad, Mac, Vision Pro** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Kaessner](https://appshunter.io/developer/1273375958) | [Serhii Bobok](https://appshunter.io/developer/1788744610) |

## What reviewers say

### SpeakLine

[App page](https://appshunter.io/ios/app/speakline-text-to-speech/id441968334)

Transform written text into spoken audio with a variety of voices and languages. This app allows you to import documents, customize speech speed and pitch, and even export your audio. Enjoy a free, ad-free experience with optional support for ongoing development.

**Highlights:** Convert text to speech, Import TXT/RTF files, Export audio as CAF, Multiple system voices, Adjust speech speed and pitch, SSML markup support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $1.99 | one-time |
| Medium Tip | $4.99 | one-time |
| Large Tip | $9.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Quick text-to-speech conversion
- 💡 Helpful for accessibility and learning
- 🎨 Variety of voice options

**What reviewers complain about**

- 🤖 Robotic-sounding voices
- 🔀 Difficulty changing settings mid-playback
- 🔍 Lack of clear instructions or guidance
- 💤 Monotonous voice quality

**Reported bugs**

- Crashes when accessing settings
- Inconsistent voice selection and speed changes

**Requested features**

- Add ability to pause and resume playback
- Implement more natural-sounding voices
- Provide option to highlight text as it's read
- Allow importing of files instead of just copy-pasting


### BPM Inspector

[App page](https://appshunter.io/ios/app/bpm-inspector/id6809131766)

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

**In-app purchases:** none


## Frequently asked questions

### Is SpeakLine free?

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

### Is BPM Inspector free?

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

### Do SpeakLine or BPM Inspector have ads?

Neither SpeakLine nor BPM Inspector shows ads.

### Which is updated more often, SpeakLine or BPM Inspector?

SpeakLine ships an update every 2 months, and BPM Inspector every 4 days. Most recently, SpeakLine was updated on November 1, 2026 and BPM Inspector on October 31, 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.*