Comparison

Columbus Eye vs phyfunk

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

Head to head
About

Columbus Eye

Explore Earth's features like volcanoes and cities in 3D using augmented reality. This educational app uses real satellite data and printable worksheets to bring scientific content to life for learning at home or in the classroom.

Highlights
  • Marker-based Augmented Reality
  • High-quality satellite imagery
  • Interactive learning modules
  • Based on real satellite data
  • Works with printable worksheets
Features
Read full description

Explore the Earth in Augmented Reality – with Columbus Eye! Columbus Eye brings stunning satellite imagery and scientific content straight to your smartphone – letting you discover our planet through marker-based Augmented Reality (AR). Perfect for use in classrooms, at home, or simply out of curiosity. What you’ll find: • Marker-based Augmented Reality – Bring satellite images to life • High-quality satellite imagery – Explore volcanoes, cities, oceans, and more • Interactive learning modules – Understand how Earth observation works • Based on real satellite data – Scientifically sound and educational • Made for education – Works with free printable worksheets How it works: Print the matching markers from the official worksheets at https://esero.de/unterricht/arapps or https://columbuseye.rub.de/english.html, open the app – and watch satellite images come to life in 3D! A DLR educational project Columbus Eye was developed as part of an educational initiative by the German Aerospace Center (DLR). It combines real Earth observation data with engaging, curriculum-aligned content for schools and curious minds alike. Discover Earth from space – right on your smartphone.

About

phyfunk

Features
Read full description

In der App können parametrisierte Kurven und Flächen, Lösungskurven und Lösungsflächen, komplexwertige Funktionen, Skalarfelder und Vektorfelder, Lösungen gewöhnlicher Differenzialgleichungen, Bewegungen und Feldlinien dynamisch in Abhängigkeit von Zeit und Schiebereglern zwei- und dreidimensional dargestellt werden. Ziel ist ein anschauliches Verständnis des Funktionsbegriffs und der Beschreibung physikalischer Vorgänge durch Mathematik.

Screenshots

Columbus Eye4 screens
phyfunk3 screens

Verdict

The call

The clearest difference is update cadence: phyfunk at fortnightly against Columbus Eye's every 2 months. On price, ads, 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

Columbus Eye ships an update every 2 months, phyfunk fortnightly. The most recent releases landed on October 6, 2026 and October 7, 2026 respectively.

Scorecard1 real difference · 7 level
Columbus Eye versus phyfunk: the parameters behind the verdict, then further details
ParameterColumbus Eyephyfunk
PriceFreeFree
Positive reviews50.0% of reviews—
Update frequencyEvery 2 monthsFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS15.0 — better16
Further details — not scored
Size213 MB22 MB
Age rating4+4+
DeveloperRuhr-Universitaet BochumStephan Engelhard

In-app purchases

None

Columbus Eye

No in-app purchases

None

phyfunk

No in-app purchases

Questions

Is Columbus Eye free?
Columbus Eye is free to download, with no in-app purchases.
Is phyfunk free?
phyfunk is free to download, with no in-app purchases.
Do Columbus Eye or phyfunk have ads?
Neither Columbus Eye nor phyfunk shows ads.
Which is updated more often, Columbus Eye or phyfunk?
Columbus Eye ships an update every 2 months, and phyfunk fortnightly. Most recently, Columbus Eye was updated on October 6, 2026 and phyfunk on October 7, 2026.

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