Comparison

E vs TarraBot Pro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

Monitor your TarraBot

Free

🔧 Utilities

★ 5.01 ratingsView app →

About

E

Features

Read full description

This app is specifically developed for the BMS protection board, and can view the battery status in real-time.

About

TarraBot Pro

Monitor your robot's status in real-time with immediate updates on activity, battery level, and key details. Receive timely notifications to manage your robot with ease.

Highlights

Real-time status monitoring
Immediate activity updates
Battery level tracking
Key robot detail display
Informative notifications

Read full description

Stay connected with your TarraBot like never before! The TarraBot Pro app allows you to monitor the status of your TarraBot in real-time. Get immediate updates on your robot’s activity, including battery level, state, and other key details. Receive notifications to stay informed about your robot’s status, so you can manage it with ease.

Screenshots

E4 screens

TarraBot Pro3 screens

Verdict

The call

The clearest difference is iOS requirement: E at 12.0 against TarraBot Pro's 15.0. On price, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 5 weeks. The most recent releases landed on October 1, 2026 and October 12, 2026 respectively.

Scorecard1 real difference · 9 level

E versus TarraBot Pro: the parameters behind the verdict, then further details
Parameter	E	TarraBot Pro
Price	Free	Free
Rating	—	5.0 (1 ratings) — better
Positive reviews	—	100.0% of reviews
Number of ratings	—	1 — better
Update frequency	Every 5 weeks	Every 5 weeks
Ads	No	No
In-app purchases	No	No
Monetization	—	Free
Devices	iPhone, iPad, iPod	iPhone, iPad, iPod
Requires iOS	12.0 — better	15.0
Further details — not scored
Size	33 MB	31 MB
Age rating	4+	4+
Developer	建军刘	Tarracor Robotics

In-app purchases

None

E

No in-app purchases

None

TarraBot Pro

No in-app purchases

Questions

Is E free?

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

Is TarraBot Pro free?

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

Do E or TarraBot Pro have ads?

Neither E nor TarraBot Pro shows ads.

Which is updated more often, E or TarraBot Pro?

E ships an update every 5 weeks, and TarraBot Pro every 5 weeks. Most recently, E was updated on October 1, 2026 and TarraBot Pro on October 12, 2026.