Grapheus vs DeCiphr
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Grapheus
Access a comprehensive Greek-English lexicon with over 116,000 entries. Search using Greek characters or Beta code, and perform full-text searches within definitions. Includes classical texts and a document reader for analyzing inflected forms.
- 116,000+ Greek-English entries
- Search by Greek characters or Beta code
- Full-text search in definitions
- Includes classical Greek texts
- Document reader for inflected forms
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The complete Greek-English Lexicon by Henry George Liddell and Robert Scott (more than 116 000 entries). Search using Greek characters or Beta code. Search for English words in the text of the definitions is also possible (full text search). A few classical texts, including Homer's Iliad and Odyssey and the 4 Gospels, in bilingual version. Document reader which allows to analyze inflected forms in the body of the text, and to search the corresponding entry in the database.
DeCiphr
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DeCiphr is an AI-assisted coding tool for linguistic landscape research and other visual data. Photograph signs in the field or import images, apply a coding framework you control, review every result, and export your coded dataset. YOUR FRAMEWORK, APPLIED STRICTLY Define your own coding scheme: codes, definitions, controlled values and a master prompt. Strict coding mode is on by default, so the AI assigns only the values your framework defines and returns "Uncodable" when the image does not support an assignment. Share frameworks as .sigframe files or through the in-app Framework Library. AI CODING AND YOUR INTERPRETATION Split a framework into codes the AI assigns from what is visible and interpretive questions only you answer. The Framework Library includes a two-layer Geosemiotics framework based on Scollon & Wong Scollon (2003). FIELD COLLECTION Take photos in the app, which records the location with your permission, or import photos that carry GPS data. See located items on a map, by project. REVIEW EVERY RESULT Every AI value is editable. Your edits are stored alongside the AI's original values, and both appear side by side in your export. Add analytic memos to each item. EXPORT Export a project, or all projects at once, as an Excel workbook, and export photos as a ZIP numbered to match the rows. PRIVACY Your photos, codings, frameworks and memos are stored on your device. When you run an analysis, that image is sent to Anthropic's Claude API through DeCiphr's relay, which does not keep it. Under Anthropic's API policy, it is not used for training and is deleted within about 30 days, with limited exceptions for legal compliance and abuse monitoring. DeCiphr never stores your photos on its servers. An account is optional, and cloud sync is not yet enabled. Full policy: deciphr.tech/privacy.html FOR RESEARCHERS DeCiphr complements, not replaces, rigorous qualitative research. AI output is a starting point: you review and edit every result and keep full interpretive control. Built by a researcher, for researchers.
Screenshots
Verdict
The clearest difference is in-app purchases: DeCiphr at none against Grapheus's 1. DeCiphr also leads on update cadence (every 9 days vs every 4 months) and iOS requirement (15.1 vs 17.5). On price, ads 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
Both are free to download. Grapheus sells 1 one-off in-app purchase. DeCiphr asks for nothing beyond the download.
Grapheus ships an update every 4 months, DeCiphr every 9 days. Both last shipped on October 24, 2026.
| Parameter | Grapheus | DeCiphr |
|---|---|---|
| Price | Free | Free |
| Rating | 3.8 (4 ratings) — better | — |
| Positive reviews | 40.0% of reviews | — |
| Number of ratings | 4 — better | — |
| Update frequency | Every 4 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.5 | 15.1 — better |
| Further details — not scored | ||
| Size | 142 MB | 45 MB |
| Age rating | 4+ | 4+ |
| Developer | Dominique CADIET | Salem Alajmi |
In-app purchases
Grapheus
- full version$1.99
DeCiphr
No in-app purchases









