249+ iOS apps curated and reviewed
Out of 249+ slope finder apps on iOS, 19 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.5β (689) | Yes | Yes | Aug 2026 |
| 2 |  | Free | 3.8β (456) | No | No | Aug 2026 |
| 3 |  | Free | β | β | No | Aug 2026 |
| 4 |  | Free | β | Yes | No | May 2026 |
| 5 |  | Free | 4.6β (112K) | Yes | Yes | Aug 2026 |
| 6 |  | Free | 4.4β (295) | Yes | No | Aug 2026 |
| 7 |  | Free | 4.7β (155) | No | Yes | Aug 2026 |
| 8 |  | Free | 4.3β (75) | No | No | Jul 2026 |
This app transforms your phone into a precise leveling tool. It offers accurate angle measurement, inclination detection, and augmented reality features for DIY and professional use. Calibration is simple and quick.
Measure roof pitch accurately using your device's camera or manually. Get results in both pitch factor and degrees without complex calculations. Includes location data for saved photos.
This app offers a suite of measurement and detection tools, including a bubble level for alignment, angle measurement, surface flatness checks, and metal detection. It also features an AR ruler for distance measurement and an inclinometer for off-road navigation.
Easily measure tilt angles with this free protractor app. It displays inclination from 0 to 359 degrees, along with gradient percentages and angles summing to 180 or 360 degrees. Switch to theodolite mode to set a specified angle to zero.
This utility app measures angles, checks surface flatness, and provides real-size measurements using your phone's sensors. It's ideal for home improvement, DIY projects, and educational purposes, offering accurate results offline with an intuitive interface.
Calculate all aspects of a ramp's dimensions, including slope, run, length, and rise. It can also measure the slope of existing surfaces using your device's sensors. Supports various input combinations for flexible calculations.
This app transforms your device into a versatile measuring tool. It offers precise angle readings with a digital protractor and bubble level, along with AR-powered distance and volume measurements. Ideal for professionals, DIY enthusiasts, and everyday tasks requiring accuracy.
Instantly calculate slopes, arcs, and curves with precision. This app simplifies complex geometry for students, engineers, architects, and fabricators, providing quick and accurate results for various design and construction needs.
This educational application assists students in calculating heights by determining angles above the horizontal. It simplifies complex measurements for inaccessible areas.
Calculate slope in angle, percentage, or ratio by inputting two sides of a right triangle. This intuitive and easy-to-use application provides the remaining necessary values.
This utility app provides a straightforward tool for measuring tilt angles on any surface. It combines a digital reading with an analog-style interface for ease of use. Ideal for quick angle measurements without complexity.
This tool provides professional-grade angle measurements with high precision, transforming your device into an inclinometer and level. It offers real-time readings, multiple units, and advanced features for construction, automotive, and accessibility tasks. Export and share detailed reports for any project.