Comparison

Angle Gradient Inclinometer vs GrayHawkOS

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

Head to head
About

Angle Gradient Inclinometer

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.

Highlights
  • Measure tilt angles 0-359 degrees
  • Display gradient percentage
  • Show sum angles (180/360)
  • Theodolite mode
  • Set specified angle to zero
Features
Read full description

Simple tilt angle protractor free application that can easily measure tilt simply by tilting the device. The angle of inclination measured from 0 degree to 359 degrees, converted gradient (%), angle at which sum is 180 degrees / 360 degrees are displayed at the same time. You can switch to the theodolite, the specified angle can be set to 0 degree. ( 45 Degrees = Gradient 100 % )

About

GrayHawkOS

Features
Read full description

GrayHawkOS is an operations management platform built for Delivery Service Partners. Manage your entire operation from one app — driver scorecards, roll call, van assignments, scheduling, team chat, outreach, disputes, and more. Features: - Dashboard — live stats including active drivers, avg score, platinum rate, and scheduled drivers - Roll Call — driver attendance confirmation with real-time team chat - Van Assignment — assign drivers to vehicles by day - Scorecards — weekly performance tracking with full metric breakdowns - Leaderboard — driver rankings by score and packages delivered - Outreach — coaching message tools for drivers needing improvement - Disputes — track and manage scorecard disputes with deadline countdowns - Fleet Management — vehicle roster, incident logging, and status tracking - HR — employee records, job postings, and applications - Training Guides — delivery and safety reference guides for drivers - Team Chat — real-time messaging for your entire operation - Search — find drivers, scorecards, vehicles, and messages instantly GrayHawkOS keeps your team connected and your operation running smoothly.

Screenshots

Angle Gradient Inclinometer1 screens
GrayHawkOS4 screens

Verdict

The call

The clearest difference is ads: GrayHawkOS at none against Angle Gradient Inclinometer's shown. GrayHawkOS also leads on update cadence (every 5 days vs every 8 months). Angle Gradient Inclinometer's advantage is iOS requirement (13 vs 15.1). On price, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Angle Gradient Inclinometer ships an update every 8 months, GrayHawkOS every 5 days. Both last shipped on November 6, 2026.

Scorecard3 real differences · 7 level
Angle Gradient Inclinometer versus GrayHawkOS: the parameters behind the verdict, then further details
ParameterAngle Gradient InclinometerGrayHawkOS
PriceFreeFree
Rating4.3 (315 ratings) — better—
Positive reviews51.1% of reviews—
Number of ratings315 — better—
Update frequencyEvery 8 monthsEvery 5 days — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPodiPhone, iPod
Requires iOS13 — better15.1
Further details — not scored
Size11 MB23 MB
Age rating4+4+
DeveloperSHIGETO TAKAGIGrayHawkOS LLC

In-app purchases

None

Angle Gradient Inclinometer

No in-app purchases

None

GrayHawkOS

No in-app purchases

Questions

Is Angle Gradient Inclinometer free?
Angle Gradient Inclinometer is free to download, with no in-app purchases.
Is GrayHawkOS free?
GrayHawkOS is free to download, with no in-app purchases.
Do Angle Gradient Inclinometer or GrayHawkOS have ads?
Angle Gradient Inclinometer shows ads; GrayHawkOS does not.
Which is updated more often, Angle Gradient Inclinometer or GrayHawkOS?
Angle Gradient Inclinometer ships an update every 8 months, and GrayHawkOS every 5 days. Most recently, Angle Gradient Inclinometer was updated on November 6, 2026 and GrayHawkOS on November 6, 2026.

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