Best Calc4Key alternatives: apps like Calc4Key

10+ similar apps compared and reviewed

4.4 avg rating
1 free apps
Updated November 2026

Looking for something like Calc4Key? We've analyzed 10+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to Calc4Key

Amperes 4: Battery Charge Info#1

Amperes 4: Battery Charge Info by CrioSoft LLC

Charging Rate, Test and Alarm
Editor's Choice
πŸ”§ Utilities
4.4😞(652 ratings)
$2.99
Amperes 4: Battery Charge Info screenshot 1
Amperes 4: Battery Charge Info screenshot 2
Amperes 4: Battery Charge Info screenshot 3
Amperes 4: Battery Charge Info screenshot 4
Amperes 4: Battery Charge Info screenshot 5
Amperes 4: Battery Charge Info screenshot 6

This app helps you understand your device's charging performance. It diagnoses charging issues, compares different charging methods, and monitors battery health with detailed data and alarms. Get insights into your power setup for optimal device longevity.

What We Love

  • πŸš€ Uniquely useful
  • πŸš€ Only way to test charging
  • πŸ‘ Probando
  • πŸ‘ Used for YEARS
  • πŸ‘ Works well despite limited / restricted OS functions
  • πŸ‘ Nice app
  • πŸ‘ Buena aplicaciΓ³n
  • πŸ‘ Awesome!
  • πŸ‘ Great app
  • πŸ‘ A handy app
  • πŸ‘ Great Tool!

Room to Improve

  • πŸ› Does not work on iPhone as advertised
  • πŸ› Doesn't give rate of charge
  • πŸ› Useless on newer iOS
  • πŸ› Slow and useless
  • πŸ› Fraudulent App
  • πŸ› OmisiΓ³n de informaciΓ³n
  • πŸ› Nutzlos (iOS17)
  • πŸ› Never does anything
  • πŸ› Warnings are too late
  • πŸ› Not as described.
  • πŸ› Something is wrong
  • πŸ› Doesn't work anymore
  • πŸ› Doesn't work with IOS 17
  • πŸ› Seit IOS 17 falsche Messwerte
  • πŸ› Close to useless
  • πŸ› Alarm not reliable
  • πŸ› Does not work
  • πŸ› Takes 10 minutes to measure the actual charging speed
  • πŸ› No longer works
  • πŸ› НС открываСтся послС обновлСния... :(
  • πŸ› Ne fonctionne pas
  • πŸ› App crashed after 2 days
  • πŸ› Not accurate at all!
  • πŸ› Asking for refund showing 100W charge
  • πŸ› НС ΠΏΡ€ΠΎΡ…ΠΎΠ΄ΠΈΡ‚ тСст зарядок
  • πŸ› Funktioniert einfach nicht
  • πŸ› Pure garbage app
  • πŸ› Schlecht
  • πŸ› Absolute rubbish
  • πŸ› A piece of garbage!!!
  • πŸ› Doesn't do what it's meant to
  • πŸ› Amps????
  • πŸ› НС Ρ€Π°Π±ΠΎΡ‚Π°Π΅Ρ‚
  • πŸ› iphone x simply not working
  • πŸ› Use your watch to time how long it takes to increase charge by 1% and you have all the app does
  • πŸ› Well that was $1.39 wasted!
  • πŸ› Messwerte nicht reproduzierbar
  • πŸ› I give up
  • πŸ› Wrong !
  • πŸ› Applicazione NON consigliata.
RGB Keyboard - LED Neon#2

RGB Keyboard - LED Neon by Mert Can Kus

Glow Gaming Color Keyboard
Strong Contender
πŸ”§ Utilities
4.5😊(538 ratings)
$0.99In-App Purchases
RGB Keyboard - LED Neon screenshot 1
RGB Keyboard - LED Neon screenshot 2
RGB Keyboard - LED Neon screenshot 3
RGB Keyboard - LED Neon screenshot 4
RGB Keyboard - LED Neon screenshot 5
RGB Keyboard - LED Neon screenshot 6

Personalize your device's keyboard with vibrant, customizable animated lighting. Choose from dark, light, or adaptive themes, and enjoy features like dual-language support, autocorrection, and a shortcut for quick punctuation. This app prioritizes your privacy and offers adjustable keyboard height for comfort.

What We Love

  • πŸš€ Really cool keyboard
  • πŸ‘ Amazing app
  • πŸ‘ Great keyboard app
  • πŸ‘ Solid keyboard
  • πŸ‘ Awesome stuff
  • πŸ‘ Colorful
  • πŸ‘ Excellent
  • πŸ‘ Loving it
  • πŸ‘ Great app
  • πŸ‘ Minimalist RGB keyboard
  • πŸ‘ Best of the best
  • πŸ‘ Very good app

Room to Improve

  • πŸ› Funktioniert ΓΌberhaupt nicht
  • πŸ› Huge privacy concern
  • πŸ› Doesn't work
  • πŸ› Garbage
  • πŸ› Terrible
  • πŸ› Nice looking but not usable
  • πŸ› Keeps switching to default keyboard
  • πŸ› Typing om this is a nightmare
  • πŸ› Could be better
  • πŸ› Lenteur
WiFi Tools & Analyzer#3

WiFi Tools & Analyzer by Tamara Dudarenko

IP Scanner, Network Ping, DNS
Worth Considering
πŸ”§ Utilities
4.5(51 ratings)
$2.90Ads
WiFi Tools & Analyzer screenshot 1
WiFi Tools & Analyzer screenshot 2
WiFi Tools & Analyzer screenshot 3
WiFi Tools & Analyzer screenshot 4
WiFi Tools & Analyzer screenshot 5

Diagnose and optimize your WiFi and cellular network connections. Identify connected devices, analyze speed and latency, and check DNS server details in real-time. Useful for home or corporate networks, and even with VPNs.

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This app provides web tool utilities to monitor network connection stability and website availability. It includes HTTP tests for API checks and a downtime detector to verify site access globally. Useful for system administrators and web developers to troubleshoot DNS and ISP connection issues.

WiFi and mobile data connection monitoringHTTP test for REST API checksDowntime detector for site access
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Calcvier - Keyboard Calculator
Calcvier - Keyboard Calculator
Calcvier - Keyboard Calculator
This is smart and easy numpad
$2.99

Transform your device's keyboard into a powerful calculator. Perform quick calculations directly within any app without switching screens or copying and pasting results.

Calculator keyboard integrationPerform calculations anywhereNo app switching required
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6
Picroll - Tiny Screen Stitcher
Picroll - Tiny Screen Stitcher
Picroll - Tiny Screen Stitcher
Screenshot tailor & editor app
$4.99

Effortlessly combine multiple screenshots into a single, long image. Features include automatic stitching, custom layouts, privacy blurring, and phone frame overlays for professional-looking results.

Auto-stitcher for seamless mergingTailor-made layouts for perfect resultsPicture splitter for social media
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Geo Trace: Traceroute App
Geo Trace: Traceroute App
Geo Trace: Traceroute App
Trace, ping, network wifi map
$1.90
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This app provides a visual traceroute tool for WiFi and mobile networks. It displays network routes, measures transit delays, and helps diagnose connection speed and stability. It also features a geo map for node geolocation and works with VPN connections.

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My IP Address Location
My IP Address Location
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Find and track IP on map
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This app provides detailed information about any IP address, including its host, ISP, country, and precise location on an interactive map. Easily copy and share IP details or search for hostname origins. It's designed for users who need to understand their network identity and IP address information.

IP & Hostname LookupPrecise Geolocation on MapCopy & Share IP Details
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Text Workflow: Clean any Text
Text Workflow: Clean any Text
Text Workflow: Clean any Text
Convert, format & automate
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Streamline text processing by removing unwanted characters, formatting AI-generated content, and converting data formats. Automate repetitive text tasks with custom workflows and sync them across Apple devices.

Clean AI and web textRemove citations and MarkdownConvert Markdown tables to Rich Text/HTML
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10
Cue It - Interval Timer
Cue It - Interval Timer
Cue It - Interval Timer
Periodic Interval Timer
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Create custom lists of timed intervals for various routines, from fitness to productivity. The app automatically transitions between timers, offering audio and text-to-speech cues. Schedule reminders to start your timed sessions.

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