Comparison

i vs BattSentry

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

Head to head

Battery Sentinel

About

i

Monitor your i-tecc+ LiFePO4 batteries with detailed insights. Track state of charge, capacity, power usage, temperature, and charge cycles. Essential for managing battery health and performance.

Highlights

Monitor state of charge
Track battery capacity
View power consumption
Check battery temperature
Record charge cycles
LiFePO4 battery information

Features

Read full description

i-tecc+ BMS is the perfect tool to get important information about your i-tecc+ LiFePO4 batteries, such as current state of charge, battery capacity, power consumption, temperature, charge cycles and much more.

About

BattSentry

Features

Read full description

The BattSentry APP connects to the battery pack via Bluetooth to monitor battery data.

Screenshots

i4 screens

BattSentry2 screens

Verdict

The call

The clearest difference is update cadence: BattSentry at every 2 weeks against i's every 19 months. i's advantage is iOS requirement (12.0 vs 16). 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

i ships an update every 19 months, BattSentry every 2 weeks. The most recent releases landed on October 8, 2026 and September 30, 2026 respectively.

Scorecard2 real differences · 6 level

i versus BattSentry: the parameters behind the verdict, then further details
Parameter	i	BattSentry
Price	Free	Free
Positive reviews	0.0% of reviews	—
Update frequency	Every 19 months	Every 2 weeks — better
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	12.0 — better	16
Further details — not scored
Size	34 MB	14 MB
Age rating	4+	4+
Developer	i-tecc batteries GmbH	Guangdong Greenway Technology Co.,LTD

In-app purchases

None

i

No in-app purchases

None

BattSentry

No in-app purchases

Questions

Is i free?

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

Is BattSentry free?

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

Do i or BattSentry have ads?

Neither i nor BattSentry shows ads.

Which is updated more often, i or BattSentry?

i ships an update every 19 months, and BattSentry every 2 weeks. Most recently, i was updated on October 8, 2026 and BattSentry on September 30, 2026.