Apps Like iEngineer for iPhone and iPad
Look up screw specs and dimensions
Access screw and bolt specifications with detailed dimensions and material grades. View US screws including 93 sizes and 74 material options. Purchase metric screws for 210 sizes and 86 material grades.
iEngineer screenshots
Ranked alternatives
Showing 841–860 of 1,000 ranked alternatives.


Units App
Piet Jonas
Convert units across many categories.
The app converts between units in categories like length, temperature, and weight. It provides access to previous conversions through a history list with colored categories.


Scale for grams: Measure AI
Challa Somesh
Objects, identify items, explore surroundings
Objects using camera-based dimensions. Identify items through image recognition. Explore surroundings with augmented reality features. Save and share measurement data.

GB Gas Pipe Sizing Calculator
George A Brown
Calculate natural gas pipe sizes easily.
The app calculates natural gas pipe sizes for metric copper and stainless steel pipes. Users input appliance gas rate, meter length, and bends to check for a 1mb pressure drop.



Unit Converter · 14-in-1
Xi'an 7kit Technology Co., Ltd.
Convert units with precision and style
Convert units across 14 categories including length, weight, and temperature. Switch between metric, imperial, and Chinese traditional systems. Customize display formats and save frequently used conversions.

Photo + Image Resizer
Lei Michael Lu
Resize, crop, and optimize images
Crop and rotate images using preset or custom aspect ratios. Resize photos with precise dimensions or custom inputs. Process multiple images in batches. Adjust quality for optimal sharing or printing. Export edited files in various formats.

Piping DataBase - Flanges
Radin Alcira
Access pipe flange standards and engineering data
A utility for and engineering professionals. Access pipe flange standards B16.5 and B16.47 with in- purchase. Switch between US Customary and SI units. View detailed specifications, dimensions, and material ratings. Search for flange types and sizes.







Weight Chart Free
Piet Jonas
Monitor weight and body measurements over time.
The app tracks weight and waist circumference. It calculates the waist to height ratio, which is a measure of cardiovascular disease risk.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.