EGROBOT vs Brainy Builder
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EGROBOT
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.
- Automatic mowing
- Bump sensor
- Rain sensor
- Auto-recharge
- Intelligent walking
- Working schedule setting
- Security detection
Read full descriptionHide full description
EGROBOT lawn mower has the ability of sense, thinking and action through the function of bump sensor, internal sensor and external sensor. And the robot could acquire, handle and recognize different info to finish the complex task automatically. Compared with the traditional lawn mower, the advantage of EGROBOT is that it is a complete-automatic mower, more eco-friendly and with low noise. And it has many functions like bump sensor, rain sensor, auto-recharge, intelligent walking, working schedule setting, security detection, etc, which makes grass mowing more convenient and time saving.
Brainy Builder
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.
- Metric and Imperial unit support
- 8 free carpentry calculators
- Equal spacing calculation
- Parquet floor planning
- Stair stringer calculation
- Rafter calculations
- Live drawing functionality
Read full descriptionHide full description
Brainy Builder gives you fast, accurate calculations for stairs, decks, floors, fences, angles, spacing and more, right in your hand. Perfect for: • Carpenters • Builders • Contractors • DIY projects FEATURES • Stair & deck layouts • Angle calculations • Equal spacing tools • Floor & fence planning • Quick construction math • Simple and fast to use Save time. Avoid mistakes. Build with confidence. Terms and Conditions: https://www.iubenda.com/terms-and-conditions/16914265
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | EGROBOT | Brainy Builder |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (4 ratings) — better |
| Positive reviews | 7.1% of reviews | 100.0% of reviews — better |
| Number of ratings | — | 4 — better |
| Update frequency | Every 4 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 10.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 14 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | Hangzhou Miotlink Technology Co., Ltd. | Beyond Code AB |
Customer experience
EGROBOT
Brainy Builder
In-app purchases
EGROBOT
No in-app purchases
Brainy Builder
- Pro Monthly7 Days trial$0.991 Month
- All formulasFree
- Pro$11.99
Questions
Is EGROBOT free?
Is Brainy Builder free?
Do EGROBOT or Brainy Builder have ads?
Which is updated more often, EGROBOT or Brainy Builder?
Other comparisons















