Comparison

AI Grammar Checker for English vs InfoPro

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

Head to head
About

AI Grammar Checker for English

This app acts as a personal English grammar and spelling assistant. It corrects errors in real-time, offers detailed analysis of mistakes, and even includes OCR scanning and word translation to enhance your writing and understanding.

Highlights
  • Real-time grammar and spelling auto-correct
  • Detailed error analysis and tips
  • OCR text scanner from images
  • Word translation and pronunciation
  • Text reading with authentic pronunciation
  • Massive real error correction data
Features
Read full description

AI Grammar Checker for English - The master of spelling and grammar correction in your pocket. Whether writing academic English papers, proofreading workplace emails, hashing out business, or social writing, AI Grammar and Spell Checker could help you by correcting grammatical errors in real-time and make sure your message is clear and mistake-free. Main Features: * English Grammar Auto-correct Whether misspelled words, inaccurate phrases, wrong verb tenses, subject-predicate inconsistencies, or punctuation, AI Grammar Checker can efficiently and accurately correct different kinds of spelling and grammatical errors for you. * Massive Real Error Correction Data AI Grammar Checker is based on thousands of error correction data from real people on HelloTalk. Corrections are more genuine and accurate, as if there were a native speaker online at any time to help you check your English grammar. Every modification is in line with the way native speakers talk, which could make your English more authentic! * Detailed Analysis Provided AI Grammar Checker will record each grammatical error and compare the original content with the corrected content to help you better understand the grammatical errors you often make. Thoughtful error correction tips to help you notice your grammar weaknesses and avoid repeating mistakes. What’s more, if you want to see the analysis from other grammar websites or Google search, you can search directly inside the application. * Perfect Your Writing and Listening AI Grammar Checker also supports text reading. The proofread content matches authentic pronunciation, which allows you to cultivate a better feel for the language while remembering the correct English grammar. * OCR Text Scanner AI Grammar has a built-in OCR camera function, which can accurately identify text in a picture, without having to manually input it, and automatically correct any grammar mistakes. * Word Translation You can get the translation and pronunciation of words with just one click. At present, word translation supports translation in 109 languages including Chinese, Japanese, Korean, and so on. With automatic grammar correction, there won't be any obstacles to you improving your English. Utilize AI Grammar and Spell Checker to improve your writing, so that grammar is no longer an obstacle when expressing yourself in English! Want unlimited translation privileges? Try VIP! Auto-Renew Subscription Terms: * Payment will be charged to your iTunes Account after confirmation of purchase. * Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. * Accounts will be charged for renewal within 24 hours of the end of the current subscription period. * Subscriptions may be managed by you and auto-renew may be turned off by going to your Account Settings after purchase. * Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. If you have any comments or suggestions please email us: aigrammar@hellotalk.com * Learn more: https://www.aigrammar.com * Privacy Policy: https://www.aigrammar.net/privacy-policy * Terms of Service: https://www.aigrammar.net/terms-of-service

About

InfoPro

Features
Read full description

Esta aplicación permite ver en tiempo real la información que registran distintos sensores instalados en sistemas de monitoreo industriales. Los datos pueden provenir de equipos que miden flujo, nivel, presión u otras variables importantes, y se muestran de forma clara y ordenada para facilitar su interpretación. Con esta app podrás: • Consultar lecturas en tiempo real desde tu teléfono movil. • Seguir el rendimiento y estado de tus equipos. • Acceder a la información de manera rápida y sencilla, estés donde estés. Ideal para quienes necesitan mantenerse informados sobre el funcionamiento de sus sistemas y tomar decisiones con datos actualizados.

Screenshots

AI Grammar Checker for English4 screens
InfoPro4 screens

Verdict

The call

The clearest difference is in-app purchases: InfoPro at none against AI Grammar Checker for English's 10. InfoPro also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 2 months). On price, device support and iOS requirement 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. AI Grammar Checker for English sells 10 in-app purchases, starting at $9.99 per month. InfoPro asks for nothing beyond the download.

UpkeepUpdate frequency

AI Grammar Checker for English ships an update every 2 months, InfoPro every 3 weeks. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 7 level
AI Grammar Checker for English versus InfoPro: the parameters behind the verdict, then further details
ParameterAI Grammar Checker for EnglishInfoPro
PriceFreeFree
Rating4.4 (307 ratings) — better—
Positive reviews72.5% of reviews—
Number of ratings307 — better—
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPod — better
Requires iOS16.015.6 — better
Further details — not scored
Size113 MB32 MB
Age rating4+4+
DeveloperHELLOTALK LIMITEDSWPLUS TECNOLOGIAS, SA de CV

Bugs and requests

AI Grammar Checker for English

Reported bugs

7 issues
  • App continuously loading without completing checks
  • Automatic clipboard access without user consent
  • Suggestions that highlight words but show no actual changes
  • Incorrect word replacements (e.g., 'inducted' to 'instructed')
  • Content deletion or erasure during editing
Show 2 more
  • App crashes and becomes unresponsive
  • Referencing people as 'it' in corrections

Requested features

5 requests
  • Keyboard integration for in-app corrections
  • More comprehensive punctuation and comma checking
  • Better context awareness for sentence meaning
  • Improved detection of tense and pronoun usage
  • More free grammar checks before paywall

InfoPro

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

AI Grammar Checker for English

Subscriptions9
  • AI Grammar Checker - 1 Month$9.991 Month
  • AI Grammar Checker - 3months$29.993 Months
  • AI Grammar - 3months3 Days trial$29.993 Months
Show 6 more
  • AI Grammar Checker - 6months7 Days trial$49.996 Months
  • AI Grammar Service - 1 Month$56.991 Month
  • AI Grammar Checker - 1 year1 Year trial$69.991 Year
  • AI Grammar - 12months1 Year trial$69.991 Year
  • AI Grammar Checker - 3 Months3 Months trial$120.993 Months
  • AI Grammar Checker - 6 Months6 Months trial$184.996 Months
One-time1
  • AI Grammar Checker - Lifetime$179.99
None

InfoPro

No in-app purchases

Questions

Is AI Grammar Checker for English free?
AI Grammar Checker for English is free to download, with in-app purchases available.
Is InfoPro free?
InfoPro is free to download, with no in-app purchases.
Do AI Grammar Checker for English or InfoPro have ads?
AI Grammar Checker for English shows ads; InfoPro does not.
Which is updated more often, AI Grammar Checker for English or InfoPro?
AI Grammar Checker for English ships an update every 2 months, and InfoPro every 3 weeks. Most recently, AI Grammar Checker for English was updated on November 7, 2026 and InfoPro on November 3, 2026.

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