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Comparison

HAIDI vs LT

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

Head to head
HAIDI
HAIDI

HAIDI

Free
๐Ÿ”ง Utilities
No ratingsView app โ†’
LT-power BMS
LT
Free
๐Ÿ”ง Utilities
No ratingsView app โ†’
About

HAIDI

Features
Read full description

This App is for the 12V lithium battery (LiFePO4). Get real-time battery information using this app. FEATURES: Works with Bluetooth 4.0 or higher Monitors state of charge, cycles, current, voltage, temperature, capacity, average time to empty and average time to full.

About

LT

Features
Read full description

The battery pack status is monitored by Bluetooth connection to the battery pack, providing a means of monitoring the management of the lithium battery system. 1. Display battery pack information such as SOC, voltage, current, temperature in real time, in both ring and digital form; 2. Display the real-time voltage of the battery's single section, and the battery pack's protection status and warning status; 3. Display the status of the charge discharge switch and battery equalisation status.

Screenshots

HAIDI3 screens
LT4 screens

Verdict

The call

The clearest difference is update cadence: LT at monthly against HAIDI's every 32 months. LT also leads on iOS requirement (12.0 vs 14.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

HAIDI ships an update every 32 months, LT monthly. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

Scorecard2 real differences ยท 4 level
HAIDI versus LT: the parameters behind the verdict, then further details
ParameterHAIDILT
PriceFreeFree
Update frequencyEvery 32 monthsMonthly โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS14.012.0 โ€” better
Further details โ€” not scored
Size11 MB38 MB
Age rating17+4+
DeveloperSHENZHEN SMARTEC TECHNOLOGY COMPANY LIMITEDShenzhen LTW Electronic Technology Co., Ltd.

In-app purchases

None

HAIDI

No in-app purchases

None

LT

No in-app purchases

Questions

Is HAIDI free?
HAIDI is free to download, with no in-app purchases.
Is LT free?
LT is free to download, with no in-app purchases.
Do HAIDI or LT have ads?
Neither HAIDI nor LT shows ads.
Which is updated more often, HAIDI or LT?
HAIDI ships an update every 32 months, and LT monthly. Most recently, HAIDI was updated on October 27, 2026 and LT on October 25, 2026.

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