# Grammar Checker & AI Keyboard — user reviews > 131 indexed App Store user reviews of Grammar Checker & AI Keyboard by INVENTO ONE PRIVATE LIMITED, rated 4.70/5 from 2,319 ratings. - Source: https://appshunter.io/ios/app/grammar-checker-and-ai-keyboard/id6448904682/reviews - App overview in markdown: https://appshunter.io/ios/app/grammar-checker-and-ai-keyboard/id6448904682.md - Rating breakdown: 5★ 1,978 · 4★ 157 · 3★ 58 · 2★ 40 · 1★ 86 ## What do users think of Grammar Checker & AI Keyboard? Overall sentiment: positive **Pros** - 👍 Easy to use - 🚀 Helpful in improving writing - 💡 Useful grammar and spelling corrections - 🤖 Accurate and reliable - 🎨 Tone changer feature **Cons** - 🐛 Occasional bugs and glitches - 💰 Subscription cost concerns - ⏱️ Slow performance at times - 🤖 Inconsistent correction suggestions **Commonly reported bugs** - Incorrect word replacements - Freezing or crashing issues - Inability to see or copy corrections **Most requested features** - Yearly subscription option - Improved customer support responsiveness - More customization options - Integration with additional platforms ## Newest reviews (18 of 131) ### 4/5 — Does the Job, Mostly *2026-07-09, version 4.48* This app is great for grammar, punctuation, capitalization and editing, its paraphrasing feature is decent and quick, over all worth the few bucks a month for someone who writes on the go, now if they could expand the word count that would be awesome ### 3/5 — Student *2026-06-22, version 4.47* Being asked to rate the app before I’ve had time to understand how it works is difficult. Perhaps, waiting a few minutes would be better, and provide more accuracy. ### 5/5 — THANK YOU 😭🙃 *2026-06-11, version 4.46* LITERALLY LIKE FINALLYY A GRAMMER APP THAT DOES NOT WANT MY E-MAIL OR PHONE NUMBER.LIKE THANK YOUUU. To the owner: PLEASE RESPOND 😭😅 THIS IS A GOOD APP To the people: DOWNLOAD IT. I SAID DOWNLOAD IT. CRS:~OUT~❤️✌️ ### 5/5 — Do the best *2026-06-09, version 4.46* Always ### 5/5 — Cartoon kickxxx *2026-06-07, version 4.46* Good ### 5/5 — Work *2026-06-04, version 4.45* Check ### 5/5 — Spell check *2026-05-30, version 4.45* I have not used yet but set up was easy ### 5/5 — Great app *2026-05-30, version 4.45* I only just began using this but already finding it incredibly helpful. ### 5/5 — Loved it *2026-05-29, version 4.45* Quick easy very smooth ### 5/5 — Open your 24 *2026-05-21, version 4.43* The most ### 5/5 — Grammar AI Checker & Corrector *2026-05-13, version 4.43* Outstanding excellent performance Spell Check and Correction ### 5/5 — Fantastic *2026-05-12, version 4.43* Great and fantastic ### 5/5 — Extremely useful *2026-05-10, version 4.43* Love it ### 5/5 — Very good *2026-05-07, version 4.43* The best thing I've had in my life ### 5/5 — Mythology *2026-04-30, version 4.43* Myths and Folktales ### 5/5 — First Time User *2026-04-26, version 4.43* Great app! ### 5/5 — Problems? *2026-04-24* I’ve been using this app for a couple of months and it worked well. Now I’m getting error reports and no way to fix it. The app is a bit pricey to have to worry about errors and not working right when I need it to. Please fix it or I’m going to cancel my subscription. You should also refund my money from the date I submitted my complaint (6/1/25). ### 5/5 — Grammar Al checker & corrector *2026-04-22, version 4.43* Grammar Al checker & corrector ## Most critical reviews (10 lowest-rated) ### 1/5 — El corrector de esta aplicación ya no cumple con mi expectativa en cuanto a su funcionamiento. *2026-06-25, version 4.47* La aplicación ha sufrido un deterioro notable tras la actualización, ya que el corrector sistemáticamente cambia el tono de mis mensajes a melancólico cuando intento expresar algo positivo, lo que me hace considerar seriamente cancelar mi suscripción debido a la inconformidad del servicio. :( ### 1/5 — Subcription *2026-05-20, version 4.43* Advertised various prices for app purchases but you can only choose the one they offer. Yearly premium £24.99 doesn’t even come up. ### 1/5 — El corrector de esta aplicación ya no cumple con mi expectativa en cuanto a su funcionamiento. *2026-04-09, version 4.41* La aplicación ha sufrido un deterioro notable tras la actualización, ya que el corrector sistemáticamente cambia el tono de mis mensajes a melancólico cuando intento expresar algo positivo, lo que me hace considerar seriamente cancelar mi suscripción debido a la inconformidad del servicio. :( ### 1/5 — Double charge *2025-11-13, version 4.12* I was charged double in one month and up until now l haven’t been able to retrieve the money back. Emailed them about but no response ### 1/5 — Geht nicht *2025-11-08* Es funktioniert nicht!!!!Ich wollte mich verbessern in Englisch aber nichts funktioniert!! ### 1/5 — Not free *2025-11-02, version 4.11* It's not free, it's asking £9 a month, downloading is free but so is anything that what's money from you ### 1/5 — Charged *2025-05-23, version 3.7* Not really happy I got charged instantly instead of getting my free trial. Now I gotta call the bank and all that. Thanks. ### 1/5 — Not free as advertised *2025-05-06, version 3.6* Waste of time ### 1/5 — Didnot work for me *2025-04-07, version 3.2* Sluggish and money sucker. ### 1/5 — What happened *2025-03-26, version 2.0.9* Update: after the updates this app is too slow to show the results It is frustrating and customer service never replies to your email anymore! Too bad I just renewed my subscription last month. I won't be renewing my subscription anymore next year. What happened to this app? I typed and I can’t see the correction section and I can’t even copy it, please fix it. I paid the whole year subscription too ## Most praised reviews (10 highest-rated) ### 5/5 — Journal *2026-08-22, version 4.52* Email ### 5/5 — ArabStor Ricchie *2026-08-07, version 4.50* %100 ### 5/5 — Tradutor *2026-07-29* Sou do Brasil de linguagem portuguesa, mas esse app vive mudando a língua para inglês me atrapalhando. Quando consigo é perfeito, mas na maioria das vezes me atrapalha ### 5/5 — Best thing for a author *2026-07-12, version 4.48* It literally helped me so much especially since I’m a young author it helped and you may have to pay but it’s worth it! ### 5/5 — Myself *2026-07-10, version 4.48* Love it ### 5/5 — Extremely useful *2026-07-07, version 4.48* Love it ### 5/5 — Problems? *2026-07-07, version 4.48* I’ve been using this app for a couple of months and it worked well. Now I’m getting error reports and no way to fix it. The app is a bit pricey to have to worry about errors and not working right when I need it to. Please fix it or I’m going to cancel my subscription. You should also refund my money from the date I submitted my complaint (6/1/25). ### 5/5 — This is incredible *2026-07-04* It’s making me write like a professional ### 5/5 — Simpy the best *2026-06-28, version 4.47* Better than all the rest ### 5/5 — I like the first one I've it before *2026-06-15* Fantastc --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-31.*