Angle Meter 360 vs Slope Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Angle Meter 360
Measure angles precisely on photos or in real-time using your camera. This user-friendly tool allows for unlimited angle measurements simultaneously, with features like scaling and color adjustment for ease of use.
- Angle measurement on pictures
- Real-time camera angle measurement
- Unlimited simultaneous angle measurements
- Object scaling and moving
- Adjustable tool color
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Easy and user-friendly angle meter. The application allows you to measure angles on the pictures, photos or from the camera in real time. With Angle Meter 360 you are able to permanently measure unlimited number of angles. Due to the addition of new tools or deleting old it is possible to receive and compare information from several angles at once. Scaling, moving the object and the possibility of changing of instrument's color allows you to measure angles easily, fast and accurately. Functions: -angle measurement on the pictures and from the camera - measurement unlimited number of angles simultaneously - the possibility of scaling and moving the object - adjustment of the color of tools for visual convenience. Easy and user-friendly interface allows you to determine the angles very fast and accurately. You only need to place the tool on the contour of the object and you immediately receive the result.
Slope Calculator
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.
- Calculate slope as angle
- Calculate slope as percentage
- Calculate slope as ratio
- Input two sides of a right triangle
- Calculate remaining triangle values
- Intuitive and easy to use
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Use this App to calculate slope (Angle, Percentage, Ratio). You just need to enter 2 of the 3 sides of a right triangle, we will calculate for you the remaining necessary numbers. This is a very intuitive App, simple and easy to use. Results are estimates for informational purposes only. We are very happy to serve you. If you have any requests, don't hesitate to contact us. - https://www.facebook.com/phan.nhatdang.3/ - phannhatd@gmail.com
Screenshots
Verdict
The clearest difference is ads: Slope Calculator at none against Angle Meter 360's shown. Slope Calculator also leads on iOS requirement (13.0 vs 15.6). Angle Meter 360's advantage is update cadence (every 3 months vs every 14 months) and review sentiment (67% vs 58%). On price, rating, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Angle Meter 360 sells 1 one-off in-app purchase and Slope Calculator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.3 for Angle Meter 360 against 4.3 for Slope Calculator. Both are backed by a comparable volume of ratings — 362 and 104 respectively. Written reviews are what separate them: 67% of Angle Meter 360's written reviews are positive against 58% of Slope Calculator's.
Angle Meter 360 ships an update every 3 months, Slope Calculator every 14 months. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.
| Parameter | Angle Meter 360 | Slope Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (362 ratings) — better | 4.3 (104 ratings) |
| Positive reviews | 66.9% of reviews — better | 58.3% of reviews |
| Number of ratings | 362 — better | 104 |
| Update frequency | Every 3 months — better | Every 14 months |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 99 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | ALEXEY KOZLOV | Phan Nhat Đang |
Customer experience
Angle Meter 360
Slope Calculator
Bugs and requests
Angle Meter 360
Reported bugs
12 issues- App freezes and becomes unresponsive
- Ads hang and cannot be closed
- Settings reset to defaults upon app restart
- Landscape mode not functioning properly
- App crashes after iOS updates
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- Ads display in different languages making them hard to close
- Saved documents inaccessible
- Ad-free purchase still shows ads
- Camera image differs from captured image
- Difficulty rotating to landscape orientation
- Gray screen display issue
- Ads with misleading content (fake memory alerts)
Requested features
18 requests- Persistent default settings across app sessions
- Decimal degree format option (without results window requirement)
- Level indicator for device alignment
- Crosshairs on measurement points for precision
- Offset cursor to avoid finger blocking the point
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- Ability to move text display to different locations
- Split-screen/multitasking mode support
- Larger loupe magnification window
- Distance measurement capability
- Ability to save and access saved documents
- Front-facing camera support
- Vertical and horizontal alignment guides
- Angle presets (90°, 180°, 270°, 360°)
- Adjustable font size and thickness
- Measurement units in different formats (mills, gon, etc.)
- Ability to input specific angle values directly
- Better video tutorial with adjustable playback speed
- Add notes/names to angle measurements
Slope Calculator
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Angle Meter 360
- Remove Ads$4.99
Slope Calculator
- Remove ads$1.99
Questions
Is Angle Meter 360 free?
Is Slope Calculator free?
Which has better reviews, Angle Meter 360 or Slope Calculator?
Do Angle Meter 360 or Slope Calculator have ads?
Which is updated more often, Angle Meter 360 or Slope Calculator?
Other comparisons
