Comparison

Amperes Battery Charging Lite vs Cairos IOT

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

Head to head
About

Amperes Battery Charging Lite

Measure your device's battery charging speed to compare different cables, chargers, and sources. Optimize your charging setup and receive notifications when your desired battery level is reached.

Highlights
  • Measure actual charging rate
  • Compare charging cables
  • Compare chargers
  • Compare charging sources
  • Optimize charging accessories
  • Notify when desired battery level is reached
Features
Read full description

Is your phone charging as fast as it should? Don't guess-know for sure with Amperes Battery Charging Lite! Amperes is your ultimate battery companion, giving you a real-time look at exactly how fast your iPhone or iPad is charging. Charging speed can vary wildly depending on your cable, your power adapter, the port you're plugged into, and what your device is doing in the background. Amperes cuts through the guesswork and hands you the hard numbers. WHY USE AMPERES? - Instantly see live charging speed in milliamperes (mA) - Compare cables, chargers, wall outlets, power banks, and car adapters - Spot the slow charger hiding in your drawer before it wastes another night - Track how background apps and screen brightness affect charging power - Learn what real fast charging looks like versus a trickle charge - Keep an eye on your battery's overall health and current status KEY FEATURES - Real-time charging speed meter, updated every second - Clean, easy-to-read display designed for a quick glance - Current battery level, state, and charging status at your fingertips - Works with any Lightning or USB-C charger, cable, or accessory - Lightweight, fast, and free of clutter - Optimized for the latest iPhone and iPad models PERFECT FOR - Travelers testing hotel USB ports and airport outlets - Power users comparing MagSafe, wireless pads, and wired chargers - Anyone shopping for a new cable or fast charger - Tech enthusiasts who love knowing exactly what their gear is doing - Parents and families sharing chargers around the house HOW IT WORKS Plug your device into any power source, open Amperes, and watch the live reading appear. Swap cables or adapters and see the difference in real time. It's the fastest way to answer the question: is this actually fast charging, or is my phone crawling? STOP GUESSING, START MEASURING A bad cable or underpowered adapter can double your charging time without you ever noticing. Amperes puts the truth on your screen so you can charge smarter, travel lighter, and never be stuck at 20% again. Download Amperes Battery Charging Lite today and take control of every charge.

About

Cairos IOT

Features
Read full description

Being a competitive world, our focus should be on performance enhancement. IOT and connected devices gives you the luxury to monitor performance not only of your employees but your assets and provide you with insights on how to enhance performance which provides a competitive edge over your competitors.

Screenshots

Amperes Battery Charging Lite4 screens
Cairos IOT3 screens

Verdict

The call

The clearest difference is in-app purchases: Cairos IOT at none against Amperes Battery Charging Lite's 7. Cairos IOT also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 2 months). On price 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. Amperes Battery Charging Lite sells 5 one-off in-app purchases. Cairos IOT asks for nothing beyond the download.

UpkeepUpdate frequency

Amperes Battery Charging Lite ships an update every 2 months, Cairos IOT every 3 weeks. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.

Scorecard4 real differences · 6 level
Amperes Battery Charging Lite versus Cairos IOT: the parameters behind the verdict, then further details
ParameterAmperes Battery Charging LiteCairos IOT
PriceFreeFree
Rating4.2 (560 ratings) — better—
Positive reviews35.7% of reviews—
Number of ratings560 — better—
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.613.0 — better
Further details — not scored
Size38 MB34 MB
Age rating4+4+
DeveloperCrioSoft LLCJARS Services Private Limited

Bugs and requests

Amperes Battery Charging Lite

Reported bugs

3 issues
  • Test failures due to disconnections
  • Crashes and freezes during use
  • Incompatibility with certain devices/chargers

Requested features

4 requests
  • Real-time charging current/power display
  • Faster testing process
  • More detailed analysis and reporting
  • Compatibility improvements for newer devices

Cairos IOT

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

Amperes Battery Charging Lite

One-time5
  • Buy a cup of tea for developer2 variants$1.99
  • Remove ADS$2.99
  • Buy us a cup of coffee2 variants$3.99
Show 2 more
  • Buy an IPA beer for developer$4.99
  • Buy a beer for developer$4.99
None

Cairos IOT

No in-app purchases

Questions

Is Amperes Battery Charging Lite free?
Amperes Battery Charging Lite is free to download, with in-app purchases available.
Is Cairos IOT free?
Cairos IOT is free to download, with no in-app purchases.
Do Amperes Battery Charging Lite or Cairos IOT have ads?
Amperes Battery Charging Lite shows ads; Cairos IOT does not.
Which is updated more often, Amperes Battery Charging Lite or Cairos IOT?
Amperes Battery Charging Lite ships an update every 2 months, and Cairos IOT every 3 weeks. Most recently, Amperes Battery Charging Lite was updated on November 11, 2026 and Cairos IOT on November 7, 2026.

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