Apps Like CIDR for iPhone and iPad
Ranked alternatives
Showing 141–160 of 1,000 ranked alternatives.



Converter and Calculator
Cider Software LLC
Convert units and currencies instantly
A and unit/currency with a clean interface. Convert between 500 units across 29 categories and 161 currencies. Customize colors and display selected units. Enter values to instantly convert between units.

Circle of Fifths
Josh Liebe (Pty) Ltd
Explore music theory and scales
Learn music theory with a visual . Explore relationships between major, minor, and diminished keys. View key signatures and triads. Play or mute chords and arpeggios. Lock the for reference.


iCalc Math
Dae-Hyeon Kim
Calculate, solve, and analyze problems
Perform complex calculations with memory, power, square root, logarithmic, and factorial functions. Access over 30 trigonometric functions and advanced scientific operations. Convert between decimal, binary, hexadecimal, and octal systems.

QR Me - Contact
Chase Carnaroli
Generate QR Codes and share info
Create QR codes to share details. Add name, job title, phone numbers, emails, birthday, website, social media links, and a post. Scan QR code with phone camera to add to recipient's address book.

the Clave
Drew Milloy
Play patterns and switch rhythms
Pattern metronome offers five selectable types: Son, Rumba, Afro (6/8) styles, and Bossa Nova. Displays patterns in traditional notation with beat highlighting. Supports 3:2 and 2:3 ratios. Adjust tempo from 40 to 200 BPM with precise timing.


HP 12C Platinum Calculator
MORAVIA Consulting, spol. s r.o.
Financial calculator for modern professionals.
The app offers an official emulator of the HP 12c Platinum calculator. It includes identical algorithms, layout, and keystrokes, along with built-in financial tools for business, banking, real estate, and education.

Composer Pro - Score Creator
嵩 张
Write music with keyboard notation
Create and edit sheet music by tapping keys with notation. Add, delete, or reorder parts. Change keys for individual parts. Support up to 8 parts. Include over 100 instruments and various music symbols. Suitable for both beginners and professionals.

NetScan - IP Scanner
Senol Cagir
Scan networks, track speed, monitor devices
Monitor real-time internet speed and track data usage. Scan for connected devices and identify all networked equipment. Analyze WiFi performance and check connection quality. Perform IP scans to locate devices on your network.

Calculator Plus v2
Wern Jie Lim
Calculate, edit, and track equations
Plus provides arithmetic and scientific calculations with live expression preview and error detection. Perform operations in exact form, fractions, and scientific notation. Switch between standard and scientific modes. Share results directly.



NumPad: Your Number Keyboard
More Voltage
Enter numbers with a dedicated
Provides a keypad for entering digits in apps that lack a . Users can input phone numbers, credit card details, and other numeric information efficiently. The functions as a standalone input method for numeric data entry.


Deep Whois
Pavel Ahafonau
Lookup domain info and track changes
Lookup domain and IP information with queries. Track history, changes, and expiration dates. Receive notifications for updates. Support RDAP and ENS lookups. Customize color themes. Display ownership and country details.


Local Sidereal Time
Scott Spiller
Track celestial objects
Calculate based on location and date. Display current in hours and minutes. Help users align telescopes with celestial coordinates. Track changes throughout the year. Provide reference for astronomical observations.
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Apps are ranked by functional similarity, category fit, rating confidence, and popularity.