Apps Like Free42 for iPhone and iPad
Calculate and print with precision
Perform complex calculations with advanced mathematical functions and programming capabilities. Print results using compatible printers. Save and load calculator sessions. Access open-source code and modify under GNU GPL v2 terms.
Free42 screenshots
Ranked alternatives
Showing 321–340 of 1,000 ranked alternatives.



qr code reader & scanner +
MIR BRUSC BATAK
Scan and create QR codes instantly
Scan QR codes or barcodes using the camera or photo library. Create QR codes for text, links, or contacts. Share generated codes directly or save them for later use.

Angulus Pro - Precision Angle
Yonaga LLC
Measure angles with clinical
Measure angles with using a digital protractor. Capture and analyze images for calculations. Export results and share measurements directly. Sync data across devices for consistent tracking.



iOBD2-DTC
Shenzhen Yunjia Intelligence Technology Co., Ltd.
Look up OBD2 codes instantly
Provides access to standard diagnostic trouble codes. Identifies fault types based on code numbers. Allows users to look up code definitions and system locations. Includes information on possible causes and repair procedures.



Codes Authenticator
Ameba Labs, LLC
Add accounts and generate
Two-factor authentication for securing online accounts. Add accounts via QR code or manual entry. Set custom nicknames. Data is encrypted and stored locally on devices. Includes a Today Widget for quick access.

RC Klipper 3D (Moonraker)
Andreas Reitberger
Control your 3D printer remotely
Monitor 3D printer status including print progress and estimated time remaining. Control temperature settings and pause/resume prints. Access printer logs and adjust printer profiles. Receive notifications for print completion and errors.


Twixl
Twixl media bvba
Preview projects with QR code or link
Preview projects on mobile by tapping a link or scanning a QR code. View content for 24 hours before re-scanning. No editing or saving features available.



Zource
Kappz LLC
Webpage and source in split view.
The app displays a webpage and its HTML source in a split-screen view. Users can browse to a URL and see the rendered page above the syntax-highlighted source code below.


StudentLite
Hannes Sverrisson
Calculate scientific functions with ease
Scientific calculator allows users to perform complex calculations with swipe navigation between functions. Access exponents, logs, and sinus functions easily. View all functions on iPad, with additional options in landscape mode.

Mobile Print - Printer ePrint
burak baylan
Documents and scan from your device
Documents and photos from a smartphone or tablet to compatible wireless printers. Scan documents and photos directly from the device. Select a , add it to the list, and initiate printing. Supports Samsung, Brother, Epson, HP, and other brands.

PA28 Performance
POH Performance L.L.C.
Calculate flight metrics
Calculates flight metrics for Piper aircraft. Users can compute takeoff, landing, climb, cruise, descent, and emergency glide distances. It includes hold calculations, risk analysis, and instrument procedure data.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.