Comparison

WattCycle vs EG4 BMS

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

Head to head

WattCycle

Free

🔧 Utilities

★ 2.045 ratingsView app →

About

WattCycle

This application connects to Bluetooth batteries to provide real-time monitoring of their status. It allows users to keep a close eye on their battery's performance and health.

Highlights

Bluetooth battery connection
Real-time battery status monitoring
Battery health tracking

Features

Read full description

WattCycle is an app that connects to Bluetooth batteries and monitors their status in real time.

About

EG4 BMS

Read full description

The EG4 BMS App is an application designed for battery management, suitable for both household and industrial power management, storage, and related functions. Compatible with EG4's 314Ah WallMount battery series

Screenshots

WattCycle4 screens

EG4 BMS3 screens

Verdict

The call

The clearest difference is update cadence: EG4 BMS at every 3 days against WattCycle's every 9 days. EG4 BMS also leads on iOS requirement (11.0 vs 15.6). On price, ads, in-app purchases and device support 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

WattCycle ships an update every 9 days, EG4 BMS every 3 days. The most recent releases landed on September 8, 2026 and September 5, 2026 respectively.

Scorecard2 real differences · 8 level

WattCycle versus EG4 BMS: the parameters behind the verdict, then further details
Parameter	WattCycle	EG4 BMS
Price	Free	Free
Rating	2.0 (45 ratings) — better	—
Positive reviews	10.5% of reviews	—
Number of ratings	45 — better	—
Update frequency	Every 9 days	Every 3 days — better
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	15.6	11.0 — better
Further details — not scored
Size	89 MB	44 MB
Age rating	4+	4+
Developer	WattCycle	eg4

In-app purchases

None

WattCycle

No in-app purchases

None

EG4 BMS

No in-app purchases

Questions

Is WattCycle free?

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

Is EG4 BMS free?

EG4 BMS is free to download, with no in-app purchases.

Do WattCycle or EG4 BMS have ads?

Neither WattCycle nor EG4 BMS shows ads.

Which is updated more often, WattCycle or EG4 BMS?

WattCycle ships an update every 9 days, and EG4 BMS every 3 days. Most recently, WattCycle was updated on September 8, 2026 and EG4 BMS on September 5, 2026.