# Math Robot™ vs EchoVis Street

The clearest difference is review sentiment: Math Robot™ at 100% against EchoVis Street's 50%. Math Robot™ also leads on rating (5.0 vs 4.0) and in-app purchases (none vs 3). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. EchoVis Street sells 3 one-off in-app purchases. Math Robot™ asks for nothing beyond the download.

Math Robot™ holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews point the same way: 100% of Math Robot™'s written reviews are positive against 50% of EchoVis Street's.

Math Robot™ ships an update every 2 months, EchoVis Street every 4 months. The most recent releases landed on September 24, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Math Robot™ | EchoVis Street |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/math-robot/id704570512/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/echovis-street/id1440588932/reviews) |
| Number of ratings | **3** | 2 |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 8 MB | 197 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [American Printing House for the Blind (APH)](https://appshunter.io/developer/704570515) | [Transition Technologies S.A.](https://appshunter.io/developer/388173587) |

## What reviewers say

### Math Robot™

[App page](https://appshunter.io/ios/app/math-robot/id704570512)

This educational app offers accessible math drills for students of all abilities, including those who are blind or visually impaired. It features self-voicing, VoiceOver compatibility, and braille display support for inclusive learning.

**Highlights:** VoiceOver support, Braille display compatibility, Low vision mode, Customizable number ranges and operations, Free and drill modes, Hardware keyboard support

**In-app purchases:** none


### EchoVis Street

[App page](https://appshunter.io/ios/app/echovis-street/id1440588932)

An audio-based game designed to enhance hearing skills, particularly for visually impaired individuals. Players navigate virtual environments by analyzing traffic sounds to avoid obstacles. It can also serve as an educational tool for understanding the blind perspective.

**Highlights:** Audio-based gameplay, Traffic sound simulation, Virtual road crossing challenges, Text-to-speech integration, Educational tool for spatial orientation, Multiple game levels

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small payment | $0.99 | one-time |
| Medium Payment | $2.99 | one-time |
| Large payment | $4.99 | one-time |


## Frequently asked questions

### Is Math Robot™ free?

Math Robot™ is free to download, with no in-app purchases.

### Is EchoVis Street free?

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

### Which has better reviews, Math Robot™ or EchoVis Street?

Math Robot™ is rated higher. Math Robot™ averages 5.0 out of 5 from 3 ratings, while EchoVis Street averages 4.0 from 2 ratings.

### Do Math Robot™ or EchoVis Street have ads?

Neither Math Robot™ nor EchoVis Street shows ads.

### Which is updated more often, Math Robot™ or EchoVis Street?

Math Robot™ ships an update every 2 months, and EchoVis Street every 4 months. Most recently, Math Robot™ was updated on September 24, 2026 and EchoVis Street 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.*