# EGROBOT vs Brainy Builder

The clearest difference is review sentiment: Brainy Builder at 100% against EGROBOT's 7%. Brainy Builder also leads on update cadence (every 3 weeks vs every 4 months) and device support (4 vs 2). EGROBOT's advantage is in-app purchases (none vs 3) and iOS requirement (10.0 vs 15.0). On price and ads there is nothing between them.

Both are free to download. Brainy Builder sells 3 in-app purchases, starting at $0.99 per month. EGROBOT asks for nothing beyond the download.

EGROBOT ships an update every 4 months, Brainy Builder every 3 weeks. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | EGROBOT | Brainy Builder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/brainy-builder-pro-calculator/id1539913001/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 7.1% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | **Free** | Freemium |
| Size | 14 MB | 49 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Hangzhou Miotlink Technology Co., Ltd.](https://appshunter.io/developer/982057298) | [Beyond Code AB](https://appshunter.io/developer/1539913003) |

## What reviewers say

### EGROBOT

[App page](https://appshunter.io/ios/app/egrobot/id964171789)

This app controls an automatic lawn mower, allowing users to schedule mowing times, set working schedules, and monitor security. It utilizes various sensors for intelligent navigation and operation, offering an eco-friendly and quiet alternative to traditional mowers.

**Highlights:** Automatic mowing, Bump sensor, Rain sensor, Auto-recharge, Intelligent walking, Working schedule setting, Security detection

**Features:** macOS Compatibility

**In-app purchases:** none


### Brainy Builder

[App page](https://appshunter.io/ios/app/brainy-builder-pro-calculator/id1539913001)

This app offers a suite of tools for carpenters, simplifying complex calculations for measurements, spacing, and project planning. It supports both metric and imperial units, with free and expanded pro versions available.

**Highlights:** Metric and Imperial unit support, 8 free carpentry calculators, Equal spacing calculation, Parquet floor planning, Stair stringer calculation, Rafter calculations, Live drawing functionality

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $0.99 | per month |
| All formulas | Free | one-time |
| Pro | $11.99 | one-time |


## Frequently asked questions

### Is EGROBOT free?

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

### Is Brainy Builder free?

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

### Do EGROBOT or Brainy Builder have ads?

Neither EGROBOT nor Brainy Builder shows ads.

### Which is updated more often, EGROBOT or Brainy Builder?

EGROBOT ships an update every 4 months, and Brainy Builder every 3 weeks. Most recently, EGROBOT was updated on November 1, 2026 and Brainy Builder on November 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.*