Emperors vs Perdisco
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Emperors
Access a comprehensive list of Roman emperor titles from Augustus to Galerius. Look up emperors by name to view their titles and dates, with a direct link to their Wikipedia biography. Includes a guide to interpreting dates written by a university classics department member.
- Complete listing of Roman emperor titles
- Search by official or common emperor name
- View titles and dates for each emperor
- Direct link to emperor's Wikipedia biography
- Guide to interpreting historical dates
- Content written by university classics department member
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A complete listing of inscription titles for every Roman emperor from Augustus to Galerius. Look up the name of an emperor (either his official inscription name or his common name) and then see a full list of his titles and the dates. You can also tap a button to open the emperor's biography on Wikipedia! The app also includes a guide, written by a member of the University of Rochester Classics Department, to help you interpret the dates. This app is a must-have for anyone interested in ancient Rome, from a tourist visiting the Roman Forum to a classicist writing their next book!
Perdisco
Master Latin and Greek with this app that uses a smart algorithm based on the forgetting curve to reinforce learning. It offers gamified exercises covering translation, grammar, and culture, allowing offline study.
- Spaced repetition learning algorithm
- Gamified exercises
- Translation, grammar, and culture topics
- Offline functionality
- Fast and responsive performance
- No sign-up required
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Practice and test yourself in a fun and fast way and become a master in the classical languages, Ancient Latin and Greek. Time to amaze yourself, friends and family with your new skills. Let’s go! Currently available languages - English - Dutch Perdisco uses a smart algorithm based on the ‘forgetting curve’, which hypothesizes the decline of memory retention in time. When you make a mistake, the training tool repeats the question at the right time until you remember. The gamification elements within Perdisco, like positive feedback, keep you motivated and improve your skills in a playful manner. Perdisco is a digital tool and platform to help you perform better in both subjects. Perdisco is co-developed by a teacher of Ancient Latin & Greek with a MA degree. The tests and exercises are checked, accurate and consist of the necessary learning material used by most schools. Perdisco is divided into three main topics: translation, grammar and culture. All three are essential for learning Ancient Latin and Greek. Perdisco is fast and responsive. Our software developer with a MSc degree takes great care in continuously optimizing Perdisco’s technology. Therefore, Perdisco runs fast and efficient with little to almost no storage required. In addition Perdisco is able to run on your device without using the internet. So you can learn Ancient Latin and Greek wherever you are. - Train daily for 15 minutes - No need to sign up - It is free! - Operates offline - Educate yourself - Impress your teacher - Amaze your classmates, friends and family
Screenshots
Verdict
The clearest difference is rating: Emperors at 5.0 against Perdisco's 3.3. Emperors also leads on iOS requirement (8.0 vs 15.6). Perdisco's advantage is update cadence (every 6 weeks vs every 8 months). On price, ratings volume, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Emperors holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 4 and 8 respectively.
Emperors ships an update every 8 months, Perdisco every 6 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.
| Parameter | Emperors | Perdisco |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) — better | 3.3 (8 ratings) |
| Positive reviews | — | 60.0% of reviews |
| Number of ratings | 4 | 8 — better |
| Update frequency | Every 8 months | Every 6 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 17 MB | 22 MB |
| Age rating | 12+ | 4+ |
| Developer | Dan Weiner | Seinen & de Vries IT |
Customer experience
Emperors
Perdisco
In-app purchases
Emperors
No in-app purchases
Perdisco
No in-app purchases
