# InnoCaption vs Blitzrock

The clearest difference is device support: InnoCaption at 4 against Blitzrock's 2. Blitzrock's advantage is iOS requirement (12.0 vs 15.1). 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.

InnoCaption ships an update weekly, Blitzrock every 6 days. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | InnoCaption | Blitzrock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (12K ratings)](https://appshunter.io/ios/app/innocaption-call-captioning/id1333988644/reviews)** | — |
| Number of ratings | **12K** | — |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 6 days** |
| Monetization | Free | — |
| Size | 95 MB | 36 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mezmo Corporation](https://appshunter.io/developer/579808323) | [TONG DE LIMITED](https://appshunter.io/developer/1491108286) |

## What reviewers say

### InnoCaption

[App page](https://appshunter.io/ios/app/innocaption-call-captioning/id1333988644)

This app provides free, real-time captions for phone calls, assisting individuals with hearing loss. It offers options for live stenographers or automated speech recognition, with features like text-to-speech shortcuts and transcript summaries for enhanced communication.

**Highlights:** Live call captioning (stenographer or ASR), Text-to-speech calling with AI refine, Customizable TTS shortcuts, AI-powered transcript summaries, Save and view call transcripts, Captioning for incoming and outgoing calls, Spam call filter

**Features:** Siri integration, Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Accurate and fast captioning
- 👍 Enables independent phone use for deaf/hard of hearing
- 👍 Helpful customer support
- 👍 Useful for work, personal, and medical calls
- 👍 Saves call transcripts for reference

**What reviewers complain about**

- 🐛 Occasional issues with call quality and disconnections
- 🐛 Inaccurate transcription of names and numbers
- 🔒 Concerns about privacy and sharing personal information
- 🔋 Drains battery when used extensively

**Reported bugs**

- Incoming calls not always received or displayed
- App crashing or freezing during calls
- Issues with call forwarding setup

**Requested features**

- Ability to caption in-person conversations
- Integration with video calling apps
- Improved transcription accuracy for names and numbers
- Option to save call transcripts locally


### Blitzrock

[App page](https://appshunter.io/ios/app/blitzrock/id6480093189)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is InnoCaption free?

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

### Is Blitzrock free?

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

### Do InnoCaption or Blitzrock have ads?

Neither InnoCaption nor Blitzrock shows ads.

### Which is updated more often, InnoCaption or Blitzrock?

InnoCaption ships an update weekly, and Blitzrock every 6 days. Most recently, InnoCaption was updated on October 14, 2026 and Blitzrock on October 7, 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.*