Comparison

OPGMobility IOT vs BAT

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

Head to head
About

OPGMobility IOT

Features
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OPG Mobility: A Strong Legacy of Innovation,Inspiring Every Journey with Clean and Smart Solutions At OPG Mobility (formerly known as Okaya EV), we are transforming the future of transportation in India. With over 4 decades of expertise in battery technology and electronics, we are now leading the charge in the electric vehicle revolution. Our mission is clear, to provide clean, affordable, smart, and safe mobility solutions that empower individuals and businesses while driving a greener and more sustainable future. With a legacy of trust and innovation, OPG Mobility is your complete solution provider for all EV needs, offering 100% in-house components aligned with the Make in India initiative. Every journey with OPG Mobility is powered by innovation, performance, and reliability, inspiring a smarter and sustainable tomorrow.

About

BAT

Monitor and manage your lithium batteries in real-time with instant access to battery health, charging status, voltage, current, and temperature. This app provides advanced diagnostics and a clear interface for various applications like RVs, solar systems, and EVs.

Highlights
  • Real-time battery monitoring
  • Battery dashboard (SOC, SOH, voltage, current)
  • Individual cell monitoring
  • Temperature monitoring
  • Advanced diagnostics and fault detection
  • Runtime estimator
  • Clean and professional interface
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BAT-BMS Pro – Smart Battery Monitor Monitor and manage your lithium batteries in real time. BAT-BMS Pro gives you instant access to battery health, charging status, voltage, current, temperature, and advanced diagnostics—all from your iPhone or iPad. Whether you're monitoring RV batteries, solar energy systems, marine batteries, electric vehicles, or custom lithium battery packs, BAT-BMS Pro provides the tools you need to stay informed and maximize battery performance. FEATURES Real-Time Battery Monitoring Live battery status Charging & discharging information Instant performance updates Continuous monitoring Battery Dashboard State of Charge (SOC) State of Health (SOH) Pack Voltage Current Power Remaining Capacity Battery Status Cell Monitoring Individual cell voltages Cell voltage difference Highest & lowest cell detection Cell balancing status Temperature Monitoring Real-time temperature sensors Battery protection monitoring Thermal safety indicators Advanced Diagnostics Battery status monitoring Protection warnings Fault detection Battery health information Runtime Estimator Estimate remaining runtime based on current power consumption and available battery capacity. Clean & Professional Interface Designed for speed, clarity, and ease of use with a modern interface optimized for both iPhone and iPad. Perfect For RV & Camper Batteries Solar Energy Storage Marine Applications Electric Vehicles Off-Grid Power Systems LiFePO₄ Battery Packs DIY Battery Projects Stay connected to your battery system with accurate real-time monitoring and powerful diagnostics—all in one professional application.

Screenshots

OPGMobility IOT3 screens
BAT4 screens

Verdict

The call

The clearest difference is ads: OPGMobility IOT at none against BAT's shown. OPGMobility IOT also leads on update cadence (every 5 weeks vs every 3 months). On price, in-app purchases, device support and iOS requirement 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

OPGMobility IOT ships an update every 5 weeks, BAT every 3 months. The most recent releases landed on October 6, 2026 and October 8, 2026 respectively.

Scorecard2 real differences · 8 level
OPGMobility IOT versus BAT: the parameters behind the verdict, then further details
ParameterOPGMobility IOTBAT
PriceFreeFree
Rating—1.0 (3 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—3 — better
Update frequencyEvery 5 weeks — betterEvery 3 months
AdsNo — betterYes
In-app purchasesNoNo
Monetization—Ad-supported
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better16.6
Further details — not scored
Size51 MB18 MB
Age rating4+12+
DeveloperEFFICIENT IT AND ELECTRONICS SERVICES PRIVATE LIMITEDMouad Bousbaa

In-app purchases

None

OPGMobility IOT

No in-app purchases

None

BAT

No in-app purchases

Questions

Is OPGMobility IOT free?
OPGMobility IOT is free to download, with no in-app purchases.
Is BAT free?
BAT is free to download, with no in-app purchases.
Do OPGMobility IOT or BAT have ads?
BAT shows ads; OPGMobility IOT does not.
Which is updated more often, OPGMobility IOT or BAT?
OPGMobility IOT ships an update every 5 weeks, and BAT every 3 months. Most recently, OPGMobility IOT was updated on October 6, 2026 and BAT on October 8, 2026.

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