Ancient Script Identifier vs DuctSizer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ancient Script Identifier
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Ancient Script Identifier – AI Epigraphy & Writing System Scanner Understanding an ancient inscription can be difficult. Historical writing systems often contain unfamiliar symbols, damaged characters, unusual writing directions, and visual similarities that make identification challenging. Ancient Script Identifier helps you explore writing from the past. Powered by AI, the app analyzes photographs of inscriptions, tablets, manuscripts, coins, seals, monuments, and other written artifacts. It examines sign shapes, writing direction, material, and historical context to identify the most likely script and explain the evidence behind the result. Simply capture an inscription or choose an image from your photo library to receive structured historical insights in seconds. Ancient Script Scanner Photograph an inscription, tablet, manuscript, coin, seal, or monument and identify its most likely writing system. Writing System Identification Explore Egyptian hieroglyphs, Demotic, cuneiform, Ancient Greek, Latin, Phoenician, Aramaic, Syriac, Hebrew, Brahmi, Glagolitic, Runic, Old Turkic Orkhon, Linear B, and other historical scripts. Visual Evidence Analysis Learn why a writing system was suggested. The app examines character shapes, symbol patterns, writing direction, medium, and other visible clues. Historical Date Estimation Receive an estimated date range based on the script style, artifact type, and available visual evidence. Civilization & Language Context Discover the civilizations, languages, and historical communities commonly associated with the identified script. Geographic Insights Learn where the writing system was historically used and how it may relate to the artifact’s possible origin. Writing Direction & Sign Characteristics Find out whether the script was commonly written left to right, right to left, vertically, or in another direction. Explore its distinctive signs and structural features. Artifact & Archaeological Context Receive contextual information about the possible medium and purpose of the writing, including tablets, manuscripts, coins, seals, steles, and monuments. Transliteration & Translation Insights When image quality and available evidence support it, the app may provide a cautious transliteration or possible translation. Uncertain readings are clearly identified. Alternative Script Comparisons Some ancient scripts look remarkably similar. Ancient Script Identifier presents plausible alternatives and explains the visual differences between them. Interactive AI Epigraphy Assistant Ask follow-up questions about the script, symbols, language, civilization, estimated date, geographic region, or historical context. Analysis History Revisit previous scans and compare different historical writing systems. Ancient Script Identifier is designed for museum visitors, archaeology enthusiasts, history students, researchers, travelers, collectors, and anyone fascinated by the written records of past civilizations. Stop wondering what ancient symbols might represent. Start exploring the writing systems that shaped human history. Download Ancient Script Identifier today and turn inscriptions, tablets, manuscripts, and monuments into meaningful historical insights. Capture the inscription. Identify the script. Explore the past. Results are provided for informational and educational purposes and may require verification by a qualified expert. Privacy Policy: https://sites.google.com/view/ancient-privacy-policy Terms of Use: https://sites.google.com/view/ancient-script-terms-of-use/ EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula
DuctSizer
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Size ducts in seconds — right from the ladder. DuctSizer turns airflow into duct sizes instantly. Enter CFM (or L/s) and a friction rate or velocity target, and read every valid size at a glance: round diameter plus rectangular options for the joist depth you actually have. SIZING, FREE • Round and rectangular results, live as you type • Friction and velocity for every option, with clear limit warnings • Imperial and SI units (CFM, L/s, m³/h · in.wg/100 ft, Pa/m) • Material roughness shown for galvanized, spiral, duct board, and flex DUCTSIZER PRO — ONE-TIME PURCHASE • Reverse mode: pick a size, get its max airflow — including flex with honest compression derating, and flat-oval ducts • Fittings & pressure loss: total effective length and Manual D friction rate (FR = ASP × 100 / TEL) • Altitude and temperature density correction, always visible • Saved jobs: group runs by project and export CSV or PDF THE MATH, DONE RIGHT Calculations follow the ASHRAE friction chart with Darcy–Weisbach and Haaland for material roughness, and Huebscher equivalents for rectangular and flat-oval ducts. Results match the cardboard wheel you trained on — with the steps the wheel can't do. BUILT FOR THE FIELD • Works 100% offline — no account, no sign-in • No analytics or tracking; your data stays on your device • Dark, glare-friendly interface with big touch targets • iPhone and iPad, iOS 17 or later Pro is a single one-time purchase. No subscription, ever. DuctSizer is an independent app and is not affiliated with or endorsed by ASHRAE, ACCA, or Trane. Privacy Policy: https://ductsizer.app/privacy Terms of Use: https://ductsizer.app/terms
Screenshots
Verdict
The clearest difference is in-app purchases: Ancient Script Identifier at none against DuctSizer's 1. Ancient Script Identifier also leads on iOS requirement (15.1 vs 17.0). 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. DuctSizer sells 1 one-off in-app purchase. Ancient Script Identifier asks for nothing beyond the download.
| Parameter | Ancient Script Identifier | DuctSizer |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 45 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | ENGIN KUTUK | Alican Basak |
In-app purchases
Ancient Script Identifier
No in-app purchases
DuctSizer
- DuctSizer Pro$9.99





