Comparison

Angle Meter vs Angle of Knife

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

Head to head
About

Angle Meter

Measure angles and slopes with your phone's camera. Offers real-time angle display, two measurement modes, and the ability to capture and store measurements.

Highlights
  • Real-time angle display
  • Two measurement modes
  • Camera-based angle measurement
  • Measure angles from images
  • Level meter functionality
  • Calibration for accuracy
Features
Read full description

Angle Meter lets you measure the angle or slope. Note that you will be able to measure a variety of slope forms. You can choose to directly measure the surface by the second mode, which makes it relatively easy to measure up,or to measure the angle of the target away a short distance away from you after kilo meter. By measuring the angle from the camera aperture. This is a reference line, respectively, and the angles are measured while the display on your phone continuously. You also can take what you measure by showing the angle to keep a check on it later. Featured: 1) Clean and minimal UI 2) Real time display angle value reference by horizontal axis. 3) 2 mode for using(Horizontal Mode and Vertical Mode ). 4) Support measure angles with the camera mode. 4.1) you can take screen short can be a target for record store at a later time. 5) Support the ability to measure the angle from the image. 6) Graphics Animation display related by mode. 7) Display 0 to 90 degree reference by horizontal axis. 8) Calibrate option for accuracy. 9) Support Level Meter allows you to measure the degree of tilt in the vertical plane and can take many forms. The measurements in each axis is locked to the screen, still more easy to measure. 10) There are various UI language menus to choose from. 11) Supports both dark and light themes.

About

Angle of Knife

This app helps users find the ideal sharpening angle for any knife, from kitchen blades to outdoor tools. Its user-friendly interface makes precise sharpening accessible to both beginners and experienced users.

Highlights
  • Calculate ideal sharpening angles
  • Supports all knife types
  • User-friendly interface
  • Precision sharpening guidance
  • Available on iOS
Features
Read full description

Lay your phone flat on the blade and see the exact sharpening angle. No guessing, no ruined edges. Angle of Knife turns the phone in your pocket into a sharpening angle meter. Set the angle you want, start sharpening, and the app beeps the moment the blade sits right. Works on a whetstone, in a guided jig, or on a machine. No stone? Use a mug Nothing to sharpen with at all? The app walks you through it step by step on the bottom of a ceramic mug: which mug works, what angle to hold, how to move the blade, how long per side and how to strip the burr at the end. It gets a straight edge cutting again when there's nothing else at hand — serrated and bread knives need a different tool. No jig? Use the calculator Enter the blade width and the angle you're after. The app shows the gap under the spine in millimetres — and how many coins to stack to hold it. That's the whole setup. A log for every knife Save each knife with its angle, a photo and a note about the steel. Every session goes into its history, so next time you don't start from scratch. Presets cover the common knife types, from a chef's knife to an axe. Who it's for Home cooks tired of a dull knife. People learning a whetstone. Hunters and campers who sharpen in the field. Woodworkers keeping a repeatable bevel on a chisel. Premium Full sharpening history, cloud sync between your devices, and photos without limits. Free for 7 days on the yearly plan. Eight languages, switchable in Settings. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://mordansoft.github.io/legal/aok/privacy.html

Screenshots

Angle Meter4 screens
Angle of Knife4 screens

Verdict

The call

The clearest difference is in-app purchases: Angle Meter at none against Angle of Knife's 4. Angle of Knife's advantage is ads (none vs shown) and update cadence (fortnightly vs every 4 months). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Angle of Knife sells 4 in-app purchases, starting at $2.99 per month. Angle Meter asks for nothing beyond the download.

UpkeepUpdate frequency

Angle Meter ships an update every 4 months, Angle of Knife fortnightly. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.

Scorecard5 real differences · 5 level
Angle Meter versus Angle of Knife: the parameters behind the verdict, then further details
ParameterAngle MeterAngle of Knife
PriceFreeFree
Rating3.5 (81 ratings) — better—
Positive reviews31.6% of reviews—
Number of ratings81 — better—
Update frequencyEvery 4 monthsFortnightly — better
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported — betterFree with in-app purchases
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS18.615.0 — better
Further details — not scored
Size5 MB55 MB
Age rating4+4+
Developernakhon phagdeechatTetiana Asieieva

In-app purchases

None

Angle Meter

No in-app purchases

4 purchases

Angle of Knife

Subscriptions4
  • Premium – 1 Month!3 Days trial$2.991 Month
  • Premium – 3 Months!$4.993 Months
  • Premium – 6 Months!$7.996 Months
Show 1 more
  • Premium – 1 Year!7 Days trial$12.991 Year

Questions

Is Angle Meter free?
Angle Meter is free to download, with no in-app purchases.
Is Angle of Knife free?
Angle of Knife is free to download, with in-app purchases available.
Do Angle Meter or Angle of Knife have ads?
Angle Meter shows ads; Angle of Knife does not.
Which is updated more often, Angle Meter or Angle of Knife?
Angle Meter ships an update every 4 months, and Angle of Knife fortnightly. Most recently, Angle Meter was updated on November 1, 2026 and Angle of Knife on October 30, 2026.

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