Slope Calculator vs Sigma Utils
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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
Sigma Utils
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Welcome to Sigma Utils - the Utility App for iOS with Compass - For Accurate Direction, BMI - To calculate Body Mass Index, Age Calculator - To have accurate Age, Slope - To check surface level, Unit Converter, EMI Calculator, Scanner and other useful links of Government websites for Public and more to come
Screenshots
Verdict
The clearest difference is in-app purchases: Sigma Utils at none against Slope Calculator's 1. Sigma Utils also leads on update cadence (every 8 days vs every 14 months) and iOS requirement (11.0 vs 13.0). On price, ads and device support 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. Slope Calculator sells 1 one-off in-app purchase. Sigma Utils asks for nothing beyond the download.
Slope Calculator ships an update every 14 months, Sigma Utils every 8 days. The most recent releases landed on October 23, 2026 and October 19, 2026 respectively.
| Parameter | Slope Calculator | Sigma Utils |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (104 ratings) — better | — |
| Positive reviews | 58.3% of reviews | — |
| Number of ratings | 104 — better | — |
| Update frequency | Every 14 months | Every 8 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 5 MB | 57 MB |
| Age rating | 4+ | 17+ |
| Developer | Phan Nhat Đang | SIGMA COMPUTERS |
In-app purchases
Slope Calculator
- Remove ads$1.99
Sigma Utils
No in-app purchases
Questions
Is Slope Calculator free?
Is Sigma Utils free?
Do Slope Calculator or Sigma Utils have ads?
Which is updated more often, Slope Calculator or Sigma Utils?
Other comparisons
