apps / 1229519043
Collins Subject Dictionaries
Vocabulary for experts
Ultralingua, Inc. · Reference · $11.99 · US storefront
- rating
- 5.0 ★
- ratings
- 1
- updated
- Jul 21, 2026
- released
- Dec 18, 2019
v2.12
visible word pool · 6 words
title 28/30 chars · subtitle 22/30 chars
App Store search indexes the title and subtitle together with the hidden 100-character keyword field as one combined pool: any phrase assembled from those words can rank. These are the words of Collins Subject Dictionaries's pool that are public — the keyword field is not exposed by any API.
from the listing
All Collins dictionaries are written by experts in their field. These dictionaries include thousands of entries that summarise basic principles and break down terminology. · Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham, 2005. · Collins Dictionary of Economics, 4th ed. © C. Pass, B. Lowes, L. Davies, 2005. · Collins Dictionary of Business, 3rd ed. © C. Pass, B. Lowes, A. Pendleton, L. Chadwick, D. O’Reilly and M. Afferson, 2002, 2005. ·…
Where does it rank? Chart position is one signal — most installs come from keyword search. Check where Collins Subject Dictionaries ranks for any keyword, free, with the rank checker.
this page is one tool call
{ "tool": "app", "arguments": { "appId": 1229519043, "countries": [ "US" ], "subtitle": true } }
The app tool returns this listing as stable JSON for any storefront — one of thirteen ASO tools your agent gets over MCP. Get a free key.