Apps Like Rectangle Detection for iPhone and iPad
Rectangle Detection screenshots
Ranked alternatives
Showing 61–80 of 1,000 ranked alternatives.





Animation Creator
miSoft, LLC
Create animations with drawing tools.
The app offers drawing tools, color options, and frame management for creating animations. Users can export animations to video or animated GIF formats and share them.

Documents
Franco Swarts
Navigate, share, and create PDFs
Manage and organize across local storage and cloud drives. Share files via email, message, or create PDFs. Merge PDFs with scans or images, rearrange pages, and rotate content. Export and save in various formats.



bismark bs-spectrum
bismark LLC
Real-time audio spectrum analyzer with FFT.
The app analyzes audio input in real-time using FFT. It displays the frequency spectrum with options for graph scale, FFT window, decay time, and amplitude offset.

Metal+
Mohamed Saad
Calculate metal weight and paint surface
Calculate metal weight for forms like round, sheet, tube, and rectangle. Support alloys including steel, aluminum, and gold. Perform paint surface calculations. Convert between piece and price per kilogram/ton.


Digiduct
Syska Hennessy Group, Inc.
Calculate ducts, verify designs, track results
Perform duct design calculations for rectangular, round, and flat oval shapes. Input dimensions and system parameters for accurate sizing. Verify calculations in real-time during field work. Sync with ASHRAE standards for reliable results.

RoofSnoop
iRenewables Limited
Measure roofs remotely with maps and satellite
Use maps and satellite imagery to locate and measure roofs for solar installations. Enter addresses or zip codes to find target roofs. Define roof boundaries and input pitch angles. Instantly calculate suitability for PV or thermal systems.

PaperShip - Mendeley & Zotero
shazino
Annotate PDFs with notes and drawings
Access and manage academic papers with PDF annotation tools. Highlight text, add notes, draw freehand, and insert text annotations. Sync with or libraries across devices. Share annotated documents directly.

Flat Pattern Bend Calculator
Bhavinkumar Satashiya
Calculate patterns for sheet metal designs
Sheet Metal allows users to generate patterns for cones and other complex shapes. Input dimensions and material properties to calculate angles and layout dimensions. Export results for fabrication use.

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.

How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.