Comparison

BAT vs Datum Tools

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

Head to head
About

BAT

Monitor your smart Bluetooth lithium batteries wirelessly from your phone. Track key metrics like state of charge, voltage, current, and temperature. Connect to multiple batteries simultaneously and view their data.

Highlights
  • Wireless Bluetooth connection
  • Track cycle life
  • Display SOC, voltage, current
  • Monitor cell voltage and temperature
  • Connect to multiple batteries
Features
Read full description

This application is only suitable for Smart Bluetooth lithium battery. FEATURES 1. No need for a separate battery monitor. 2. Wirelessly connect to each battery from your phone. 3. Track Cycle Life on each battery. 4. Display SOC, voltage, charge and discharge current, cycle life, cell voltage and temperature. 5. The phone requires bluetooth5.0 with bluetooth low energy functions. 6. Operating distance: less than or equal to 15 meters 7. The APP can connect multiple batteries at a time, and the data of another battery can be viewed by switching between left and right pages. 8. If you want to connect this battery with another mobile phone,pls exit this app program from the first mobile phone.

About

Datum Tools

Features
Read full description

Datum is built and tested with licensed architects and active developers. Datum Tools is a suite of tools for architects, developers, brokers, bankers, students, teachers, and more. Use Datum to estimate the cost of a project, the architecture fee, what a site can hold, what code requires, and more. Build: Quickly study building scale, site capacity, FAR, parking analysis, and building heights and construction types. Code: Understand construction type and framing (wood, steel, concrete), egress stair counts, and plumbing fixture counts easily, cited to the IBC. Cost: Quickly understand order-of-magnitude cost and market-based estimates, exportable as a PDF. The tool will rough estimate a host of building types. Optimized for the planning stages of design and development. Terms of Use: https://datumtools.org/terms.html

Screenshots

BAT3 screens
Datum Tools4 screens

Verdict

The call

The clearest difference is in-app purchases: BAT at none against Datum Tools's 2. BAT also leads on iOS requirement (12.0 vs 15.0). Datum Tools's advantage is update cadence (weekly vs every 3 weeks). On price, ads 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. Datum Tools sells 2 in-app purchases, starting at $2.99 per month. BAT asks for nothing beyond the download.

UpkeepUpdate frequency

BAT ships an update every 3 weeks, Datum Tools weekly. The most recent releases landed on September 29, 2026 and September 30, 2026 respectively.

Scorecard3 real differences · 7 level
BAT versus Datum Tools: the parameters behind the verdict, then further details
ParameterBATDatum Tools
PriceFreeFree
Rating3.2 (61 ratings) — better—
Positive reviews24.1% of reviews—
Number of ratings61 — better—
Update frequencyEvery 3 weeksWeekly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS12.0 — better15.0
Further details — not scored
Size9 MB30 MB
Age rating4+4+
DeveloperShenzhen Grenergy Technology Co.,Ltd.JOSHUA ERICH PABST

In-app purchases

None

BAT

No in-app purchases

2 purchases

Datum Tools

Subscriptions1
  • Monthly Unlock$2.991 Month
One-time1
  • Datum Pro Unlock$19.99

Questions

Is BAT free?
BAT is free to download, with no in-app purchases.
Is Datum Tools free?
Datum Tools is free to download, with in-app purchases available.
Do BAT or Datum Tools have ads?
Neither BAT nor Datum Tools shows ads.
Which is updated more often, BAT or Datum Tools?
BAT ships an update every 3 weeks, and Datum Tools weekly. Most recently, BAT was updated on September 29, 2026 and Datum Tools on September 30, 2026.

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