Comparison

AR Ruler vs Cosmos

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

Head to head
About

AR Ruler

This app uses your phone's camera and AR technology to measure distances, lengths, angles, areas, and volumes of real-world objects. It offers a variety of tools for quick and precise measurements, suitable for both home and professional use.

Highlights
  • AR technology for precise measurements
  • Measure length, height, distance, and angles
  • Calculate area, volume, and perimeters
  • Tools for various shapes (rectangles, circles, cubes)
  • Room measurement and wall adjustments
  • Home screen widgets for faster access
Features
Read full description

AR Ruler: Measuring tape with AR Technology The AR Ruler measurement app with measurement calculator uses advanced AR technology and your phone’s camera measuring tape system to deliver precise measurements of real-world objects. With this digital ruler, you can quickly perform a room measure, check height measure of walls, calculate length measure, and estimate distance, angles, area, volume, and more. Simply point your digital tape measure at any object using your smartphone and begin measuring instantly. The built-in 3D scanner detects surfaces and allows you to activate the AR tape measure tool with ease — making it a complete measurement calculator for both home and professional use. Key Tools Available in the AR Ruler App: Line & Height – Measure the length and height of objects quickly. Distance Meter – Measure distance from the device camera to a point on a 3D surface. Angle Tool – Measure angles directly on real surfaces. Polyline & Polyline Smooth – Calculate the total length of a drawn path. Rectangle Tool – Get length, perimeter, and area of rectangles. Circle Tool – Measure the radius, perimeter, and area of circular objects. Poly & Poly Smooth – Useful for measuring irregular shapes’ area and volume. Volume & Volume Smooth – Determine the volume of 3D structures or piles. Cube & Cylinder Tools – Fast measurement of these shapes’ dimensions. Walls & Curved Wall – Ideal for quick room measure and wall adjustments. Heap & Pit – Tools to measure the volume of material stacks or excavations. Access tools even faster via home screen widgets. Whether you're a DIY user, contractor, or interior designer, the AR Ruler app transforms your smartphone into a powerful camera measuring tape and measurement calculator. Try AR Ruler app now – we’d love to hear your feedback! Customer Support: Should you have any questions about AR Ruler app or need help, please do not hesitate to contact us via developer email: support@grymalaltd.com. Follow us: Twitter: https://twitter.com/grymalaofficial Instagram: https://www.instagram.com/grymala_official/ Pinterest: https://www.pinterest.com/grymalaapps/ LinkedIn: https://www.linkedin.com/company/grymala/ Subscription: --------------- Premium - 3 days free trial • No ads; • Unlimited number of projects; • Unlimited Access to Premium Tools. Price may vary by country. You won’t be charged if you cancel at least 24 hours before the end of trial period. Active subscription will automatically renew unless canceled at least 24 hours before the end of the current active period (year). You can manage subscriptions in your iTunes Account Settings. Subscription is charged to your credit card through your iTunes account. --- Terms of Service: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy:https://www.grymalaltd.com/policy-new.html

About

Cosmos

Features
Read full description

Cosmos is more than just a task manager—it's a celestial journey where your accomplishments shine as stars in your personal night sky. Create tasks with clear completion criteria, set deadlines, and track your progress. When you complete a task, document it with photos and notes. Our AI verification system ensures accountability while rewarding genuine achievement. Each verified completion adds a real star to your night sky, gradually forming recognizable constellations. Watch as your productivity builds beautiful astronomical patterns based on actual star data, with accurate positions and brightness. Key Features: -Task creation with customizable completion criteria -Photo and text verification of task completion -AI-powered completion verification -Astronomically accurate star positioning and brightness -Beautiful constellation formation as you complete more tasks -Track deadlines and progress with an intuitive interface -Simple authentication with your phone number Turn productivity into astronomy with Cosmos—where every achievement illuminates your personal universe.

Screenshots

AR Ruler4 screens
Cosmos4 screens

Verdict

The call

The clearest difference is in-app purchases: Cosmos at none against AR Ruler's 10. Cosmos also leads on ads (none vs shown). On price, 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

Both are free to download. AR Ruler sells 9 in-app purchases, starting at $4.99 per 7 days. Cosmos asks for nothing beyond the download.

Scorecard2 real differences · 8 level
AR Ruler versus Cosmos: the parameters behind the verdict, then further details
ParameterAR RulerCosmos
PriceFreeFree
Rating4.6 (974 ratings) — better—
Positive reviews35.7% of reviews—
Number of ratings974 — better—
Update frequencyEvery 3 weeks—
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPad — betteriPhone
Requires iOS16.0 — better17.2
Further details — not scored
Size397 MB6 MB
Age rating4+4+
DeveloperGrymala sp. z o.o.David Mutascio

Bugs and requests

AR Ruler

Reported bugs

3 issues
  • Freezes on launch
  • Measurement errors
  • Incompatibility with newer devices

Requested features

3 requests
  • Free trial version
  • One-time purchase option
  • Improved accuracy for larger areas

Cosmos

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

AR Ruler

Subscriptions9
  • AR Ruler Weekly$4.997 Days
  • AR Ruler Weekly3 Days trial$12.997 Days
  • Premium3 Days trial$19.997 Days
Show 6 more
  • AR Ruler Monthly3 Days trial$19.991 Month
  • AR Ruler Monthly$19.991 Month
  • Special Annual Subscription3 Days trial$44.991 Year
  • Annual AR Ruler3 Days trial$69.991 Year
  • Premium3 Days trial$89.991 Year
  • Annual AR Ruler3 Days trial2 variants$89.991 Year
None

Cosmos

No in-app purchases

Questions

Is AR Ruler free?
AR Ruler is free to download, with in-app purchases available.
Is Cosmos free?
Cosmos is free to download, with no in-app purchases.
Do AR Ruler or Cosmos have ads?
AR Ruler shows ads; Cosmos does not.

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