# Voice Dream vs Speech2Math Calculator

The clearest difference is review sentiment: Voice Dream at 43% against Speech2Math Calculator's 0%. Voice Dream also leads on rating (4.5 vs 2.3) and update cadence (every 3 weeks vs every 4 months). Speech2Math Calculator's advantage is ads (none vs shown) and iOS requirement (10.0 vs 15.0). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. Voice Dream sells 16 in-app purchases, starting at $4.99 per month and Speech2Math Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Voice Dream holds the better App Store score, 4.5 against 2.3. That said, the two scores are not equally well evidenced: Voice Dream has 14K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 43% of Voice Dream's written reviews are positive against 0% of Speech2Math Calculator's.

Voice Dream ships an update every 3 weeks, Speech2Math Calculator every 4 months. The most recent releases landed on October 22, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Voice Dream | Speech2Math Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (14K ratings)](https://appshunter.io/ios/app/voice-dream-natural-reader/id496177674/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/speech2math-calculator/id1216734849/reviews) |
| Number of ratings | **14K** | 3 |
| Positive reviews | **43.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 4 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 267 MB | 89 MB |
| Requires iOS | 15.0 | **10.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Voice Dream LLC](https://appshunter.io/developer/496177677) | [Audiosdroid OU](https://appshunter.io/developer/869671589) |

## What reviewers say

### Voice Dream

[App page](https://appshunter.io/ios/app/voice-dream-natural-reader/id496177674)

Transform digital and scanned text into natural-sounding speech with advanced AI. Listen to PDFs, web pages, emails, and books with customizable voices and reading styles. Supports numerous document formats and cloud services.

**Highlights:** AI Text-to-Speech, Supports PDF, Web, Email, eBooks, Customizable voices and languages, Built-in scanner for paper documents, Speed-reading and distraction-free modes, Cloud service integration

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

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |
| Annual Subscription | $39.99 | per year |
| Annual Subscription | $59.99 | per year |
| Annual Subscription | $59.99 | per year |
| Annual Subscription | $59.99 | per year |
| Annual Subscription | $79.99 | per year |
| Annual Subscription | $79.99 | per year |
| Premium | $79.99 | per year |
| Annual Subscription | $89.99 | per year |
| Will (Acapela US English Voice) | $4.99 | one-time |
| Julie (NeoSpeech US English) | $4.99 | one-time |
| Kate (NeoSpeech US English Voice) | $4.99 | one-time |
| Paul (NeoSpeech US English Voice) | $4.99 | one-time |
| Salli (Ivona US English Voice) | $4.99 | one-time |
| James (NeoSpeech US English Voice) | $4.99 | one-time |
| Hugh (NeoSpeech US English Voice) | $4.99 | one-time |

**What reviewers like**

- 🚀 Excellent productivity tool
- 👍 Customizable reading experience
- 🔍 Useful for academics and research
- 🎨 Supports a variety of file formats
- 🔊 Natural-sounding voices

**What reviewers complain about**

- 🐛 Occasional bugs and crashes
- 🔢 Issues with numbers and abbreviations
- 📚 Struggles with complex text formatting
- 💰 Expensive subscription model

**Reported bugs**

- Inconsistent behavior when importing files
- Unreliable iCloud syncing
- Jumps in playback position

**Requested features**

- Improved table of contents and navigation
- Ability to annotate and highlight text
- Syncing across multiple devices
- Better support for mathematical content


### Speech2Math Calculator

[App page](https://appshunter.io/ios/app/speech2math-calculator/id1216734849)

This app converts spoken mathematical commands into expressions for calculation. It offers a wide range of operations and supports numerous languages for voice input. An on-screen keyboard allows for manual editing of expressions.

**Highlights:** Speech to math expression conversion, On-screen keyboard for editing, Basic and scientific calculator functions, Multi-language voice input support, Trigonometric and logarithmic functions (PRO), Text-to-speech (TTS) support

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Speech2Math Calculator PRO | $0.99 | one-time |


## Frequently asked questions

### Is Voice Dream free?

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

### Is Speech2Math Calculator free?

Speech2Math Calculator is free to download, with in-app purchases available.

### Which has better reviews, Voice Dream or Speech2Math Calculator?

Voice Dream is rated higher. Voice Dream averages 4.5 out of 5 from 14K ratings, while Speech2Math Calculator averages 2.3 from 3 ratings.

### Do Voice Dream or Speech2Math Calculator have ads?

Voice Dream shows ads; Speech2Math Calculator does not.

### Which is updated more often, Voice Dream or Speech2Math Calculator?

Voice Dream ships an update every 3 weeks, and Speech2Math Calculator every 4 months. Most recently, Voice Dream was updated on October 22, 2026 and Speech2Math Calculator on October 2, 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.*