Grammar & Spell Checker – 5 Languages
Firefox ReadyStack View in store ↗
Free spelling and grammar checker for English, German, Spanish, Portuguese and Japanese. No account. Premium adds AI rewrites in all five languages.
Listing facts
- Store
- Firefox Add-ons
- Store ID
- 3104124
- Publisher
- ReadyStack
- Website
- https://getreadystack.com/apps/grammar-writing-checker-5-languages/
- Privacy policy
- None linked
- Users
- 14
- Rating
- 1.0 from 1 ratings
- Version
- 1.0.0
- Last updated in store
- Oct 25, 2026
- First seen by broext
- Nov 8, 2026
- Last checked
- 38 minutes ago
Listing changes
A new entry is recorded whenever the name, description, publisher, links, version or icon changes.
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Nov 8, 2026
Grammar & Spell Checker – 5 Languages v1.0.0
ReadyStack