Five Editions. One Licence.

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Everything each edition includes, on every platform it runs on.

Feature comparison of the five editions of The Grammar Index

Feature	English	International	Hospitality	Key Stage 2 & 3	Grade 3 to 8
Who it is for
Audience	Schools, colleges, universities, writers	ESL / EFL learners; GCSE, IELTS and TOEFL candidates	Hotel, restaurant, bar and tourism staff, and the teams that train them	Pupils aged 7-13 (Key Stages 2 and 3)	US students in Grades 3 to 8 (elementary and middle school)
Web address	web.grammarindex.com	learning.grammarindex.com	hospitality.grammarindex.com	keystage.grammarindex.com	grade.grammarindex.com
Content
Grammar topics	316 topics in eight sections	316 topics in eight sections	The full library plus 32 hotel topics, in nine sections	95 topics in eight sections, written for ages 7-13	124 topics in eight sections, written for Grades 3 to 8
Worked examples	Up to ten per topic — over 3,100 in all	Up to ten per topic, grouped into correct, with mistakes, and more	The library’s examples, plus 195 hotel pairs: the mistake beside the fix, with the reason	Three right examples with the key word underlined, plus one wrong example explained	Three right examples with the key word underlined, plus one wrong example explained — 620 in all
Grammar jokes	On many topics	On many topics	On many library topics	One on every card	One on every card
Curriculum alignment	—Not included	—Not included	—Not included	UK National Curriculum English programme of study (DfE glossary)	US English Language Arts curriculum for Grades 3 to 8, in American spelling, vocabulary and punctuation
Interface language	English	42 languages	42 languages	English	English (US)
Definitions translated	—Not included	42 languages — the examples stay in English, with the original shown on request	42 languages, and the reason behind every hotel mistake — the sentences stay in English	—Not included	—Not included
Learning tools
Search and section filter	✓Included	✓Included	✓Included	✓Included	✓Included
Custom topic list (teacher-curated, saved per device)	✓Included	✓Included	✓Included	✓Included	✓Included
Five-question quiz from the topics you have opened	✓Included	✓Included	✓Included	✓Included	✓Included
Learning path	—Not included	Eight levels, beginner to advanced	Five role paths, from front desk to guest relations, then the eight levels	Five parts of the curriculum, each ending in an exercise	Five stages of the English Language Arts curriculum, each ending in an exercise
Daily spaced-repetition drills	—Not included	✓Included	✓Included	—Not included	—Not included
Today dashboard and daily streak	—Not included	Streak and a study tip	Streak, your role’s next topic and a study tip	Streak, points and badges	Streak, points and badges
Spot the mistake: hotel sentences, right or wrong	—Not included	—Not included	Rounds for every role or just yours, with the correct version and the reason after each answer	—Not included	—Not included
Marked exercises with automatic retests	—Not included	—Not included	—Not included	Ten questions per part; a retest in a few weeks if it went well, a couple of days if not†	Ten questions per stage; a retest in a few weeks if it went well, a couple of days if not
Jobs list and exercise record	—Not included	—Not included	—Not included	Wrong answers become a jobs list; the record tracks first, latest and best score and can be saved to a file†	Wrong answers become a Todo list; the record tracks first, latest and best score and can be saved to a file
Spelling test	—Not included	—Not included	—Not included	1,000 curriculum spelling words, 20 per round	996 grade-level words in American spelling (Grades 3-5 and 6-8 lists), 20 per round
How-to tour films	—Not included	—Not included	—Not included	✓Included	—Not included
Listening and accessibility
Read-aloud narrator (professionally voiced, in English)	Title, definition and every example†	Title, definition and every example	Title, definition and every example, the hotel pairs included	Everything — including the jokes, study tips and spelling words	Titles, definitions, examples, tips and spelling words — the same narrator wherever the wording matches the Key Stage 2 & 3 edition, the device's own voice for the rest
Reading speed (0.75×, 1×, 1.25×)	✓Included	✓Included	✓Included	✓Included	✓Included
Easy-read font, colour tints and reduce-motion	—Not included	—Not included	—Not included	✓Included	✓Included
Focus mode and focus timer	—Not included	—Not included	—Not included	✓Included	✓Included
Platforms
Web, in any modern browser	✓Included	✓Included	✓Included	✓Included	✓Included
Windows app (Microsoft Store)	✓Included	✓Included	—Not included	✓Included	✓Included‡
iPhone and iPad (App Store)	✓Included	✓Included	—Not included	✓Included	✓Included‡
Android (Google Play)	✓Included	✓Included	—Not included	✓Included	✓Included‡
Works offline	The apps, once activated	The apps, once activated	—Not included	The apps, once activated	The apps, once activated
Free preview	10 topics at trial.grammarindex.com, and in every app	Preview mode in the Windows, iOS and Android apps	10 hotel topics in the browser, no key needed	Preview topics and a 20-word spelling sample	10 preview topics and a spelling sample
Licence
Unlocked by	Any Grammar Index licence — a key is not tied to one edition, so one Individual licence covers a family on two devices and one school licence covers every pupil on the seats it was bought for.
Devices	An Individual licence works on two, in any combination of web, Windows, iPhone, iPad and Android. A group licence gives every person a unique key: an individual user key for two devices, or a key per person for one.
Payment	One-time. No subscription, no renewals, and content updates are free for the life of the licence.
Pupil data collected	None	None	None	None — no pupil accounts; scores and progress stay on the device	None — no student accounts; scores and progress stay on the device

^† New in the September 2026 update. Already on the web and Windows; the iPhone, iPad and Android versions follow as the App Store and Google Play complete their review.

^‡ The Grade 3 to 8 edition is new in September 2026. Its Windows, iPhone, iPad and Android apps are with the Microsoft Store, the App Store and Google Play for review, and the badges above link to each listing as it goes live.