Comparison

Empower Battery vs VoltaRocks

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

Head to head

Energy Saving

About

Empower Battery

Read full description

Empower Energy has released the all new Elektrobank 14 battery system, an all-in-one hybrid solution that combines solar, battery and backup into a single unit. Use this app to monitor your battery, solar and home energy usage and configure the control mode and backup reserve settings for your battery.

About

VoltaRocks

Features

Read full description

VoltaRocks is your ultimate energy-saving companion. Take control of your home's energy consumption, track savings, and discover actionable tips to reduce costs. Access real-time data, find the best energy plans, and unlock rebates and grants to make your home more sustainable. Join the VoltaRocks community and be a part of the clean energy revolution!

Screenshots

Empower Battery4 screens

VoltaRocks4 screens

Verdict

The call

The clearest difference is update cadence: VoltaRocks at every 3 weeks against Empower Battery's every 12 months. 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

Empower Battery ships an update every 12 months, VoltaRocks every 3 weeks. The most recent releases landed on October 3, 2026 and October 1, 2026 respectively.

Scorecard1 real difference · 5 level

Empower Battery versus VoltaRocks: the parameters behind the verdict, then further details
Parameter	Empower Battery	VoltaRocks
Price	Free	Free
Update frequency	Every 12 months	Every 3 weeks — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	13.0	13.0
Further details — not scored
Size	3 MB	63 MB
Age rating	4+	4+
Developer	Powerstream Australia Pty Ltd.	L.O.L. Consultants Pty Ltd

In-app purchases

None

Empower Battery

No in-app purchases

None

VoltaRocks

No in-app purchases

Questions

Is Empower Battery free?

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

Is VoltaRocks free?

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

Do Empower Battery or VoltaRocks have ads?

Neither Empower Battery nor VoltaRocks shows ads.

Which is updated more often, Empower Battery or VoltaRocks?

Empower Battery ships an update every 12 months, and VoltaRocks every 3 weeks. Most recently, Empower Battery was updated on October 3, 2026 and VoltaRocks on October 1, 2026.