Comparison

MathShapesAR vs Sky Across

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

Head to head
About

MathShapesAR

Features
Read full description

Scan the marker images to view mathematical shapes through the screen in augmented reality! Pick up and move the markers to see the models from all angles, or move your device to change views. Shapes displayed are the Platonic solids and their dual polyhedra. Download and print markers from: https://www.bblabs.tech/MathShapesAR/

About

Sky Across

Discover the night sky through augmented reality and explore celestial patterns from diverse cultural perspectives. Compare constellations and star names from different traditions side-by-side in multiple languages, even offline.

Highlights
  • Augmented reality star map
  • Multicultural constellation comparison
  • Dual-language star names
  • Offline stargazing
  • Night mode interface
  • Lightweight and fast performance
Features
Read full description

Explore the sky with your phone β€” anywhere, anytime. Sky Across is a lightweight, real-time stargazing tool that transforms your phone into an augmented reality star map. Just hold your iPhone towards the sky, and stars, constellations, and celestial patterns will appear on your screen. Whether you’re observing out in the field or right at home, Sky Across makes exploring the night sky effortless. Discover the night sky through diverse cultural perspectives β€” displaying constellations and star names from different traditions side by side, in any languages of your choice. ---------- Key Features: AR Star Map - Point your phone to the sky to see real-time overlays of stars and constellations with accurate positioning. Constellations Across Cultures - Explore how different civilizations view the night sky. Compare constellation patterns worldwide. Sky Culture Comparison - See star names in different cultures β€” with dual-language display side-by-side. Supports multiple translations for each sky culture. Offline and Outdoor Friendly - No internet? No problem. Sky Across works offline, perfect for outdoor trips. Night Mode & Simple Interface - Clean, minimal design with a dark theme to protect your night vision. Lightweight and Fast - Optimized for smooth performance on many devices without draining your battery. ---------- Currently version supports sky cultures: Modern (IAU) β€’ Chinese β€’ Greek β€’ Arabic β€’ Babylonian β€’ Egyptian β€’ Maya β€’ Romanian β€’ Belarusian Currently version supports each sky culture in languages: English β€’ Chinese(Simplified) β€’ French β€’ Japanese β€’ Korean β€’ German β€’ Spanish β€’ Italian β€’ Russian Currently version supports UI interface in languages: English β€’ Chinese(Simplified) β€’ Chinese(Traditional) β€’ French β€’ Japanese β€’ Korean β€’ German β€’ Spanish β€’ Italian β€’ Russian

Screenshots

MathShapesAR4 screens
Sky Across4 screens

Verdict

The call

The clearest difference is price: MathShapesAR at Free against Sky Across's $2.99. MathShapesAR also leads on iOS requirement (12.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

MathShapesAR is free to download; Sky Across costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences Β· 6 level
MathShapesAR versus Sky Across: the parameters behind the verdict, then further details
ParameterMathShapesARSky Across
PriceFree β€” better$2.99
Positive reviewsβ€”100.0% of reviews
Update frequencyβ€”Monthly
AdsNoNo
In-app purchasesNoNo
Monetizationβ€”Paid
DevicesiPhone, iPad, iPod β€” betteriPhone, iPod
Requires iOS12.0 β€” better15.0
Further details β€” not scored
Size70 MB16 MB
Age rating4+4+
DeveloperBrandy BenedictYue Liu

In-app purchases

None

MathShapesAR

No in-app purchases

None

Sky Across

No in-app purchases

Questions

Is MathShapesAR free?
MathShapesAR is free to download, with no in-app purchases.
Is Sky Across free?
Sky Across costs $2.99, with no in-app purchases.
Do MathShapesAR or Sky Across have ads?
Neither MathShapesAR nor Sky Across shows ads.

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