Comparison

AR Time vs Telekom Chronos

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

Head to head
About

AR Time

Features
Read full description

Explore the historical spaces and artifacts of the Ancient Serdica Archaeological Com-plex in Sofia in a brand new way: • Digitally reconstructed streets, buildings and three-dimensional artifacts from different historical periods at the same time; • Detailed information in Bulgarian and English. Go back in time and experience the exciting virtual trip with full access to digitally reconstructed ancient streets and buildings, easy navigation and detailed information in Bul-garian and English; More about the Complex: •The Ancient Serdica Archaeological Complex – the largest open air museum in the Balkans – was opened in 2016 in central Sofia to offer visitors a glimpse into the Bulgarian capital city’s Ancient Roman past. •The complex, largely below street level and covering an area of about 9000 square me-ters, includes streets, baths, houses, an early Christian basilica and a late Mediaeval church. •One of the biggest attractions within the complex is the Decumanus Maximus, which in Roman times used to be the main street of the city that would later become Sofia. Created by Junk Ltd Developed by Marfuse Ltd (c) Junk Ltd

About

Telekom Chronos

Explore the Acropolis of Athens with immersive AR, VR, and AI. This free app offers digital reconstructions, interactive tours, and a virtual guide, accessible from anywhere in the world. Enhance your learning experience with cutting-edge technology.

Highlights
  • Augmented and virtual reality exploration
  • AI-powered digital tour guide (Clio)
  • 3D digital reconstructions of monuments
  • Interactive audio tours
  • Accessible globally, on-site or remotely
  • 5G network optimization for avatar interaction
Features
Read full description

The Telekom Chronos application is a one-of-a-kind free mobile application for smartphones and tablets designed for the archaeological site of the Acropolis of Athens. It combines the capabilities of augmented reality (AR), virtual reality (VR) and artificial intelligence (AI) technologies with the capabilities of the 5G network to make exploring the archaeological site and learning its history immersive, realistic and fun. The application can be downloaded and used by anyone, anywhere! On the rock of the Acropolis, at home, in the school yard, in the park, whether they are in Greece or anywhere else in the world. Digitalisation of culturally significant monuments demonstrates the benefits of technology, enhances digital inclusion and so we conduce to create a better world, for all! 1. What does the Telekom Chronos app offer? • Νavigation through scientifically documented, 3D digital representations of specific monuments on the rock of the Acropolis of Athens and selected exhibits/views from the Acropolis Museum. • Navigation whether you are on the rock of the Acropolis or anywhere else, at home, at school, in the park, anywhere in Greece or the rest of the world. • Self-guided or interactive audio tours. • Tour through a real-time Q&A conversation with Clio, the first-ever digital tour guide of an archaeological site. 2. Tips for best performance • Android device manufactured after 2018, with ARCore and Android OS version 10 or higher. Latest version is recommended. • iOS device manufactured after 2018, with ARKit and iOS version 11.0 or higher. Latest version is recommended. • Use of the avatar (virtual assistant) Clio requirement: 5G network connection with a speed of 200 Mbps and a maximum ping rate (latency) of 40 ms. • Simple auto-guided tour requirement: 4G network connection or connect to a Wi-Fi network with a minimum required internet speed of 48 Mbps. • When you are in a noisy area, we recommend using the headphones of your device. • Make sure the place where you use AR is well lit. If you want to have lighting based on the sun's orbit, your position and the weather conditions, activate the artificial lighting button (+icon) that you will find during the AR experience.

Screenshots

AR Time4 screens
Telekom Chronos4 screens

Verdict

The call

The clearest difference is update cadence: AR Time at every 4 days against Telekom Chronos's every 2 months. AR Time also leads on iOS requirement (12.0 vs 15.0). 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

AR Time ships an update every 4 days, Telekom Chronos every 2 months. The most recent releases landed on October 14, 2026 and October 21, 2026 respectively.

Scorecard2 real differences · 8 level
AR Time versus Telekom Chronos: the parameters behind the verdict, then further details
ParameterAR TimeTelekom Chronos
PriceFreeFree
Rating—2.9 (21 ratings) — better
Positive reviews—10.0% of reviews
Number of ratings—21 — better
Update frequencyEvery 4 days — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
Monetization—Ad-supported
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size326 MB370 MB
Age rating4+4+
DeveloperMarfuseCOSMOTE

In-app purchases

None

AR Time

No in-app purchases

None

Telekom Chronos

No in-app purchases

Questions

Is AR Time free?
AR Time is free to download, with no in-app purchases.
Is Telekom Chronos free?
Telekom Chronos is free to download, with no in-app purchases.
Do AR Time or Telekom Chronos have ads?
Neither AR Time nor Telekom Chronos shows ads.
Which is updated more often, AR Time or Telekom Chronos?
AR Time ships an update every 4 days, and Telekom Chronos every 2 months. Most recently, AR Time was updated on October 14, 2026 and Telekom Chronos on October 21, 2026.

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