Comparison

Angle & Ratio vs Ratio Calculation

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Angle & Ratio

Measure angles and ratios directly from images. Adjust segments on your photos to analyze proportions and inclinations, then save your results as JPEGs.

Highlights
  • Measure angles from images
  • Measure ratios from images
  • Adjustable segments for precise measurement
  • Save results as JPEG
  • Use photos from gallery or take new ones
Read full description

"Angle & Ratio" is a useful tool that you can measure the angle or ratio using a picture. You can create segments by moving the marks freely, so you can get the angle of arms or legs, or inclination of body. These segments are used to measure of ratio. Of course, you can save the result as a JPEG format. 【Usage】 1. Prepare a picture If you select a picture from gallery, you can adjust the size and position of the picture. Or when you take a picture, you will shoot the target in center of the view. 2. Measure of the angle Please move the marks at the position which you want to measure (the marks [1], [2], [3], [4] are in order from the top). The angle between two segments [1]-[2] and [3]-[4] is displayed on the top of screen. 3. Measure of the ratio Please move the marks at the position which you want to measure (the marks [1], [2], [3], [4] are in order from the top). The ratio of [1]-[2] to [2]-[3] and [3]-[4] is displayed under the angle ([1]-[2] is always 100).

About

Ratio Calculation

Features
Read full description

You can calculate various ratios with this one application. You can calculate the ratio, calculate the golden ratio, calculate the silver ratio. In addition, it can be reused remembers a set of ratio.

Screenshots

Angle & Ratio4 screens
Ratio Calculation1 screens

Verdict

The call

The clearest difference is price: Ratio Calculation at Free against Angle & Ratio's $0.99. Angle & Ratio's advantage is ads (none vs shown). On update cadence, in-app purchases, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Ratio Calculation is free to download; Angle & Ratio costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Angle & Ratio ships an update every 6 months, Ratio Calculation every 5 months. The most recent releases landed on September 22, 2026 and May 16, 2026 respectively.

Scorecard2 real differences · 8 level
Angle & Ratio versus Ratio Calculation: the parameters behind the verdict, then further details
ParameterAngle & RatioRatio Calculation
Price$0.99Free — better
Rating5.0 (1 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 6 monthsEvery 5 months — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size2 MB4 MB
Age rating4+4+
DeveloperMedic Engineering K.K.Tomohiko Akamine

In-app purchases

None

Angle & Ratio

No in-app purchases

None

Ratio Calculation

No in-app purchases

Questions

Is Angle & Ratio free?
Angle & Ratio costs $0.99, with no in-app purchases.
Is Ratio Calculation free?
Ratio Calculation is free to download, with no in-app purchases.
Do Angle & Ratio or Ratio Calculation have ads?
Ratio Calculation shows ads; Angle & Ratio does not.
Which is updated more often, Angle & Ratio or Ratio Calculation?
Angle & Ratio ships an update every 6 months, and Ratio Calculation every 5 months. Most recently, Angle & Ratio was updated on September 22, 2026 and Ratio Calculation on May 16, 2026.

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