Comparison

Fusion Battery vs DCS Lithium

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

Head to head
About

Fusion Battery

Features
Read full description

Connect the battery pack through Bluetooth to display the battery power, current, voltage and temperature information

About

DCS Lithium

Features
Read full description

DCS Lithium battery monitoring system. Time Remaining; Time remaining or time-to-go averaging period controls how smooth or stable the "Time remaining" estimate is. It does this by averaging load data over a set period of time (in minutes). The default value is 3 minutes. If you set it to 0 minutes, the system will show real-time duration without any averaging. However, this can make the "Time remaining" estimate jump around a lot. If you set it to 3 minutes, the system will smooth out short-term changes and only consider long-term trends, making the "Time remaining" estimate more stable. Cycle Count; The cycle count shows how much the battery has been used over its lifetime. For example, a 48V battery that powers a family home all day, every day, might rack up 200 cycles per year. On the other hand, a 12V battery in a caravan or fishing boat that’s only used occasionally might only reach 10 cycles per year. All DCS batteries come with an unlimited cycle warranty, meaning it doesn’t matter how often or how hard you use them - they’re built to last longer than any other batteries on the market. The "Current threshold" is fixed at 0.2A which helps ignore tiny electrical currents that could cause inaccurate battery readings. If the actual current is 0.0A but small electrical noise makes the battery monitor detect -0.05A, over time, this could incorrectly show that the battery is empty or needs recharging. With the Current Threshold fixed to 0.2A, the monitoring system treats anything smaller as zero, preventing these small errors and keeping the battery readings accurate. For a 12V battery to be considered fully charged, its voltage must be at least 14.0V. Once the battery monitor detects that the voltage has exceeded this level and the charging current has dropped below a set limit for a certain period, it will update the battery’s state of charge to 100%. Battery Status; A battery pack can be in one of three main states: Charging – The battery is gaining power Discharging – The battery is being used to power something Standby – The battery is in low-power mode, not charging or discharging While charging, the Battery Management System (BMS) checks the battery’s temperature and capacity to indicate whether it's being charged at a normal, fast, or super-fast rate. If something unusual happens - like the battery being completely drained, overcharged, charged too quickly, or getting too hot or too cold - the system will detect and display this information.

Screenshots

Fusion Battery3 screens
DCS Lithium3 screens

Verdict

The call

The clearest difference is iOS requirement: DCS Lithium at 12.0 against Fusion Battery's 14.6. 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

Fusion Battery ships an update every 11 days, DCS Lithium every 2 weeks. The most recent releases landed on October 12, 2026 and October 11, 2026 respectively.

Scorecard1 real difference · 5 level
Fusion Battery versus DCS Lithium: the parameters behind the verdict, then further details
ParameterFusion BatteryDCS Lithium
PriceFreeFree
Update frequencyEvery 11 days — betterEvery 2 weeks
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS14.612.0 — better
Further details — not scored
Size4 MB27 MB
Age rating17+4+
DeveloperHaidi Energy Tehcnogy Co., LtdMarek Tomolowicz

In-app purchases

None

Fusion Battery

No in-app purchases

None

DCS Lithium

No in-app purchases

Questions

Is Fusion Battery free?
Fusion Battery is free to download, with no in-app purchases.
Is DCS Lithium free?
DCS Lithium is free to download, with no in-app purchases.
Do Fusion Battery or DCS Lithium have ads?
Neither Fusion Battery nor DCS Lithium shows ads.
Which is updated more often, Fusion Battery or DCS Lithium?
Fusion Battery ships an update every 11 days, and DCS Lithium every 2 weeks. Most recently, Fusion Battery was updated on October 12, 2026 and DCS Lithium on October 11, 2026.

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