Comparison

JustType AI Keyboard vs AI Grammar Keyboard

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

JustType AI Keyboard

Enhance your typing with AI-powered grammar correction, tone adjustment, and instant translation in over 70 languages. This keyboard offers writing assistance, auto-responses, and custom shortcuts, all while prioritizing user data privacy. It's designed for efficiency and accessibility, helping everyone communicate more effectively.

Highlights
  • AI grammar correction and tone adjustment
  • Instant translation in 70+ languages
  • AI writing assistance and auto-responses
  • Contextual feedback for language learners
  • Customizable toolbar and shortcuts
  • 100% data privacy with OpenAI API integration
Read full description

Type faster with smarter grammar correction, translation, tone adjustment, feedback, auto-responses, writing help, themes, custom prompts, and more — in 70+ languages. Originally designed for people with typing challenges, it’s now the go-to AI keyboard for language learners, multilingual users, and anyone looking to boost writing speed and accuracy. Already helping 1,000+ people type better across the world! Top Features • 100% Data Privacy JustType does not use keylogging, tracking, or ads. Your data is sent to ChatGPT via the OpenAI API — securely encrypted and only when you tap a button. This API-based approach ensures your data is never stored, shared, or used for training. • AI Corrections & Tone Adjustments Fix grammar, typos, and tone instantly — across apps like WhatsApp, Messages, Notes, and Mail. • Contextual Feedback Learn from corrections with explanations — ideal for language learners. • AI Writer & Auto-response Be more efficient. Let AI summarize, rephrase or generate replies with smart prompts. • AI Translation in 70+ Languages Type, correct, and translate without switching apps. • Custom Toolbar & Shortcuts Add 1-tap buttons for your favorite actions. Keyboard themes. Built for Everyone — With Accessibility in Mind • Optimized for clarity, ease of use, and confidence • Works in all your favorite apps • No data selling. No ads. Ever. • Originally designed for users with dyslexia Supported Languages JustType supports over 70 languages with two levels of compatibility: • Fully Supported (AI + Keyboard Layout): English (General, Australia, Canada, United Kingdom, United States), Albanian, Arabic, Armenian, Belarusian, Bulgarian, Catalan, Cherokee, Chuvash, Croatian, Czech, Danish, Dutch (General, Belgium), Estonian, Faroese, Filipino, Finnish, French (General, Canada, Belgium, Switzerland), Georgian, German (General, Austria, Switzerland), Greek, Hawaiian, Hebrew (Israel), Hungarian, Icelandic, Inari Sami, Indonesian, Irish (Ireland), Italian, Kazakh, Central Kurdish (General, Iraq, Central), Latvian, Lithuanian, Macedonian, Malay, Maltese, Mongolian, Northern Sami, Norwegian Bokmål, Norwegian Nynorsk, Persian, Polish, Portuguese (Portugal, Brazil), Romanian, Russian, Serbian (Cyrillic, Latin), Slovak, Slovenian, Spanish (General, Latin America, Mexico), Swedish, Swahili, Turkish, Ukrainian, Uzbek, Vietnamese, Welsh. • Partially Supported (AI Only – No Keyboard Layout Available): Amharic, Bengali, Bosnian, Burmese, Chinese, Gujarati, Hindi, Japanese, Kannada, Korean, Malayalam, Marathi, Punjabi, Somali, Tamil, Telugu, Thai, Tagalog, Urdu. By using JustType AI Keyboard, you agree to Apple's Standard License Agreement: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Join thousands of users who rely on JustType to write better, faster, and with confidence. Download JustType today and start typing smarter — with clarity, speed, and support built in.

About

AI Grammar Keyboard

Features
Read full description

Type Buddy is your personal AI keyboard designed for speed, privacy, and intelligence - built to work directly on your device using Apple Foundation Models. Unlike cloud-based keyboards, Type Buddy AI runs on-device, keeping your data private and secure. Your messages stay on your iPhone, ensuring a fully privacy-focused writing experience. Fix grammar instantly, refine sentences, generate smart replies, and translate messages - even offline. No app switching. No copying and pasting. Everything works seamlessly from your keyboard inside WhatsApp, Gmail, Instagram, iMessage, and more. Powered by Apple’s advanced on-device AI, Type Buddy delivers fast performance, intelligent suggestions, and a smooth typing experience while protecting your personal conversations.

Screenshots

JustType AI Keyboard4 screens
AI Grammar Keyboard4 screens

Verdict

The call

The clearest difference is ads: JustType AI Keyboard at none against AI Grammar Keyboard's shown. JustType AI Keyboard also leads on iOS requirement (16.0 vs 26.0). On price, review sentiment, update cadence and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. JustType AI Keyboard sells 3 in-app purchases, starting at $0.99 per month and AI Grammar Keyboard sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

JustType AI Keyboard ships an update weekly, AI Grammar Keyboard every 6 days. The most recent releases landed on November 4, 2026 and November 7, 2026 respectively.

Scorecard2 real differences · 8 level
JustType AI Keyboard versus AI Grammar Keyboard: the parameters behind the verdict, then further details
ParameterJustType AI KeyboardAI Grammar Keyboard
PriceFreeFree
Rating5.0 (35 ratings) — better—
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings35 — better—
Update frequencyWeeklyEvery 6 days — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad — betteriPhone
Requires iOS16.0 — better26.0
Further details — not scored
Size14 MB12 MB
Age rating4+4+
DeveloperThomas BurkhardtDigital Hole Pvt. Ltd.

Customer experience

JustType AI Keyboard

All ratings34 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews20 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

AI Grammar Keyboard

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

JustType AI Keyboard

Subscriptions2
  • JustType Premium Monthly$0.991 Month
  • JustType Premium Yearly$9.991 Year
One-time1
  • JustType Premium Lifetime$19.99
1 purchases

AI Grammar Keyboard

One-time1
  • Premium Lifetime$4.99

Questions

Is JustType AI Keyboard free?
JustType AI Keyboard is free to download, with in-app purchases available.
Is AI Grammar Keyboard free?
AI Grammar Keyboard is free to download, with in-app purchases available.
Do JustType AI Keyboard or AI Grammar Keyboard have ads?
AI Grammar Keyboard shows ads; JustType AI Keyboard does not.
Which is updated more often, JustType AI Keyboard or AI Grammar Keyboard?
JustType AI Keyboard ships an update weekly, and AI Grammar Keyboard every 6 days. Most recently, JustType AI Keyboard was updated on November 4, 2026 and AI Grammar Keyboard on November 7, 2026.

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