philolog.us vs Logeion
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
philolog.us
Access comprehensive Latin and Greek dictionaries with a user-friendly interface. Quickly switch between languages and customize dictionary entry highlighting. Ideal for students and scholars of classical languages.
- Lewis & Short Latin dictionary
- Liddell, Scott, & Jones Greek dictionary
- Fast and easy to use
- Automatic language switching
- Customizable highlighting
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Philolog.us offers Lewis & Short's Latin dictionary and Liddell, Scott, & Jones' Greek dictionary in a fast, easy to use format. It's a great resource for students and scholars of Latin and Greek. Quickly change between Latin and Greek by tapping the prompt; the keyboard changes automatically between the two languages. Colored highlighting of the dictionary entries can be customized in the Settings app.
Logeion
Access multiple classical dictionaries for Greek and Latin words in one application. Provides frequency, collocation, and corpus examples for common terms. Includes a variety of authoritative lexicons and textbook data.
- Simultaneous Greek and Latin word lookup
- Multiple classical dictionaries
- Frequency and collocation data
- Corpus examples
- Draws from Greek and Latin textbooks
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Use one app to look up any Greek or Latin word: Logeion was developed at the University of Chicago to provide simultaneous lookup of entries in many classical dictionaries. In addition, for frequent words, some frequency and collocation information is given plus examples from the corpus at perseus.uchicago.edu. • Liddell and Scott's Greek-English Lexicon (1940) • DGE (Diccionario Griego–Español). In progress; up to έξαυος. • Slater's Lexicon to Pindar (1969) • Woordenboek Grieks/Nederlands (in progress). • Lewis and Short, Latin-English Lexicon (1879) • The Dictionary of Medieval Latin from British Sources, ed. R. E. Latham, D. R. Howlett, & R. K. Ashdowne (London: British Academy, 1975-2013) The app draws data from the following Greek and Latin textbooks. • Frieze (rev. Dennison) Vergil’s Aeneid Books I-XII, with an Introduction, Notes, and Vocabulary • Greek: An Intensive Course, by Hardy Hansen and Gerald M. Quinn • Reading Greek: Grammar and Exercises, by Joint Association of Classical Teachers • Learn to Read Greek, by Andrew Keller and Stephanie Russell • Learn to Read Latin, by Andrew Keller and Stephanie Russell • Introduction to Attic Greek (2nd edition), by Donald Mastronarde • Wheelock's Latin, by Frederic M. Wheelock and Richard A. Lafleur • Basiswoordenlijst Latijn [Basic Latin Vocabulary], by J.K.L. Babeliowsky, D. den Hengst, W. Holtland, W. van Lakwijk, J.Th.K. Marcelis, H. Pinkster, J.J.L. Smolenaars, Staatsuitgeverij (NEW: English translations of the example sentences)
Screenshots
Verdict
The clearest difference is price: Logeion at Free against philolog.us's $5.99. Logeion also leads on ratings volume (71 vs 5). philolog.us's advantage is rating (4.8 vs 4.4) and chart position (#193 vs unranked). On update cadence, 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
Logeion is free to download; philolog.us costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.
philolog.us holds the better App Store score, 4.8 against 4.4. That said, the two scores are not equally well evidenced: Logeion has 71 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 95% of philolog.us's written reviews are positive against 86% of Logeion's.
Both ship on a similar rhythm, roughly every 5 weeks. Both last shipped on November 1, 2026.
| Parameter | philolog.us | Logeion |
|---|---|---|
| Price | $5.99 | Free — better |
| Rating | 4.8 (5 ratings) — better | 4.4 (71 ratings) |
| Positive reviews | 94.7% of reviews — better | 85.9% of reviews |
| Number of ratings | 5 | 71 — better |
| Update frequency | Every 5 weeks | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Free — better |
| Best chart rank | #193 — better | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.3 — better | 15.0 |
| Further details — not scored | ||
| Size | 196 MB | 628 MB |
| Age rating | 4+ | 4+ |
| Developer | philolog LLC | The University of Chicago |
Customer experience
philolog.us
Logeion
In-app purchases
philolog.us
No in-app purchases
Logeion
No in-app purchases





