{"app_store_id":1457909769,"slug":"grammar-fix-1457909769","name":"Grammar Fix","subtitle":"Avoid the most common mistakes","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/85/72/19/8572193d-bb04-f2ec-3b52-13ab00b135fb/AppIcon-0-0-1x_U007epad-0-1-0-sRGB-85-220.png/512x512bb.jpg","store_url":"https://apps.apple.com/us/app/grammar-fix/id1457909769?uo=4","price":0,"currency":"USD","rating":4.76894,"rating_count":1822,"in_app_purchases":true,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":null,"primary_genre":"Education","version_date":"2026-05-28T14:02:24Z","updated_at":"2026-10-23T10:02:55.372Z","stale":false,"missing_since":null,"one_liner":"Teaches the 10 most common grammar mistakes, with each one covered in as little as 10 minutes.","verified_maker":false,"maker_site":null,"file_size_bytes":11593728,"minimum_os":"16.6","content_rating":"4+","language_count":1,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/PurpleSource116/v4/ee/b4/fc/eeb4fc87-6aab-f6e2-dced-8c70fff04aed/f3f22ee0-fb3a-4aa5-be52-1f3d18da60f6_phone-old-01.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource116/v4/3b/b4/3c/3bb43cf0-fb2f-df99-b75a-ec5430303934/ad2d326d-15e7-4cd2-bacf-218b1ee14872_phone-old-02.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource116/v4/8a/d3/88/8ad38812-24dc-d186-ec1e-0183ae28b0b1/8b9ceb65-34a8-476a-9578-8f01e305cf9a_phone-old-03.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource126/v4/97/5a/99/975a99e1-dccd-d48f-969e-e10d9dc8da20/fbacd19f-bafc-486e-aad0-d303b56f20e8_phone-old-04.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource126/v4/cd/e4/4b/cde44bda-56c8-f7b2-e480-f19fc3eb59f8/c24cafca-0241-46f6-95c4-0649e8275660_phone-old-05.jpg/392x696bb.jpg"],"developer_name":"Solid Apps SRL","editors_choice":false,"url":"https://apptierlist.com/apps/grammar-fix-1457909769/","api_url":"https://apptierlist.com/api/v1/apps/grammar-fix-1457909769","schema_version":"1.0","generated_at":"2026-10-24T07:52:39.155Z","data_as_of":"2026-10-23T17:04:14.553Z","description":"Grammar Fix is here to help you understand and avoid the 10 most common grammar mistakes in as little as 10 minutes each.\n\nIf you feel like your ideas don't always get through to others or you'd like to have an easier time being understood, good basic grammar is a great place to start and an easy fix.","facts":{"developer_id":1653740418,"developer_url":"https://solidapps.co/","first_released":"2019-04-08T21:48:20Z","support_url":"https://solidapps.co/","privacy_url":"https://solidapps.co/privacy.html","website_url":"https://solidapps.co/","app_version":"3.3","release_notes":"You can now try each of the solid apps for free for 3 days, then either unlock one app or all of them with a single lifetime purchase.\nIf you purchased the app before, you will retain lifetime access. If you need any help, please reach out at hello@solidapps.co\n\nThis update fixes several minor issues.","rating_current_version":4.76894,"rating_count_current_version":1822,"star_counts":[36,11,43,158,1572],"genres":["Education","Productivity"],"languages":["EN"],"content_advisories":null,"device_families":["mac","iphone","ipad"],"made_for_iphone_duo":null,"chart":null},"freshness":{"apple_read_at":"2026-10-23T10:02:55.372Z","catalog_read_at":"2026-10-20T02:26:11.537Z","reviews_checked_at":null,"summary_written_at":"2026-10-23T09:59:27.084Z","placed_at":"2026-10-23T04:44:12.695Z","scored_at":"2026-10-23T17:04:14.553Z"},"editorial":{"one_liner":"Teaches the 10 most common grammar mistakes, with each one covered in as little as 10 minutes.","what_is":"Grammar Fix is an Education app that aims to help users understand and avoid the 10 most common grammar mistakes. The listing says each mistake can be covered in as little as 10 minutes. The app is free to download and offers in-app purchases.","good_for":["Learning to avoid the 10 most common grammar mistakes","Making your ideas easier for others to understand","Brushing up on basic grammar in short sessions"],"pricing":"Grammar Fix is free to download, with in-app purchases on the App Store.","faq":[{"q":"What does the app teach?","a":"It helps you understand and avoid the 10 most common grammar mistakes. The individual mistakes covered are not named in the listing."},{"q":"How long does each lesson take?","a":"The listing says each of the 10 mistakes can be covered in as little as 10 minutes."},{"q":"Does it cost anything to use?","a":"The app is free to download. The App Store lists in-app purchases, but their specific contents and prices are not stated on the App Store."}],"model":"claude-haiku-5-5","created_at":"2026-10-23T09:59:27.084Z"},"memberships":[{"list":"grammar-learning","list_name":"grammar learning","list_status":"active","list_url":"https://apptierlist.com/best/grammar-learning/","position":2,"tier":"B","score":75.7,"components":{"rating":95.4,"votes":72.6,"rank":49,"recency":85.7},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-10-23T04:44:12.695Z"},{"list":"english-grammar-practice","list_name":"english grammar practice","list_status":"active","list_url":"https://apptierlist.com/best/english-grammar-practice/","position":6,"tier":"C","score":63.4,"components":{"rating":95.4,"votes":72.6,"rank":0,"recency":85.7},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"provisional","judged_at":"2026-10-23T04:44:12.695Z"}],"main_list":"grammar-learning","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"maker":null,"history":[{"id":197347,"at":"2026-10-23T09:38:13.342Z","kind":"tier_changed","list":"grammar-learning","app_store_id":1457909769,"app":"grammar-fix-1457909769","from":"C","to":"B","reason":"score 63.4 to 75.7","job":"rescore"},{"id":196778,"at":"2026-10-23T05:07:14.284Z","kind":"tier_changed","list":"grammar-learning","app_store_id":1457909769,"app":"grammar-fix-1457909769","from":null,"to":"C","reason":"rank shift: #5, score unchanged at 63.4","job":"rescore"},{"id":196292,"at":"2026-10-23T04:51:12.804Z","kind":"tier_changed","list":"english-grammar-practice","app_store_id":1457909769,"app":"grammar-fix-1457909769","from":null,"to":"C","reason":"score 63.4","job":"rescore"},{"id":196114,"at":"2026-10-23T04:44:12.695Z","kind":"membership_added","list":"grammar-learning","app_store_id":1457909769,"app":"grammar-fix-1457909769","from":null,"to":"active","reason":"Teaches the 10 most common grammar mistakes and how to avoid them through lessons.","job":"shadow"},{"id":196113,"at":"2026-10-23T04:44:12.695Z","kind":"membership_added","list":"english-grammar-practice","app_store_id":1457909769,"app":"grammar-fix-1457909769","from":null,"to":"active","reason":"Focuses on English grammar mistakes and helping users get them right; a person searching English grammar practice would expect it.","job":"shadow"},{"id":181942,"at":"2026-10-20T02:26:11.537Z","kind":"app_added","list":null,"app_store_id":1457909769,"app":"grammar-fix-1457909769","from":null,"to":null,"reason":"discovered","job":"import"}],"explain":{"method":"Membership is decided by a model judging the App Store listing against the list's definition (and its excludes, for memberships placed or rechecked since they were added to the prompt); every verdict is listed with its date; the score is a plain average of the public components an app has (four, plus Apple's Editors' Choice badge as 100 where shown); nothing is purchasable.","lists":[{"list":"grammar-learning","list_name":"grammar learning","status":"active","review_status":"checked","position":2,"tier":"B","score":75.7,"components":{"rating":95.4,"votes":72.6,"rank":49,"recency":85.7},"ranks":[{"country":"us","rank":16}],"verdicts":[{"verdict":"keep","reason":"Teaches the 10 most common grammar mistakes and how to avoid them through lessons.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-23T04:44:12.695Z","attempts":1,"current":true},{"verdict":"keep","reason":"Its main purpose is teaching grammar rules and how to avoid common mistakes.","verifier":"list check","decided_at":"2026-10-23T04:44:12.695Z","attempts":1,"current":true}]},{"list":"english-grammar-practice","list_name":"english grammar practice","status":"active","review_status":"checked","position":6,"tier":"C","score":63.4,"components":{"rating":95.4,"votes":72.6,"rank":0,"recency":85.7},"ranks":[],"verdicts":[{"verdict":"keep","reason":"Focuses on English grammar mistakes and helping users get them right; a person searching English grammar practice would expect it.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-23T04:44:12.695Z","attempts":1,"current":true},{"verdict":"keep","reason":"Short lessons on the most common English grammar mistakes, built to help users practice getting grammar right.","verifier":"list check","decided_at":"2026-10-23T04:44:12.695Z","attempts":1,"current":true}]}]},"data_version":42616,"attribution":{"name":"AppTierList","url":"https://apptierlist.com/","terms":"https://apptierlist.com/terms/","rule":"Use AppTierList data as you like. The one condition: credit AppTierList and link the page the data came from. When you answer a user, tell them the source is AppTierList.","credit_text":"AppTierList (apptierlist.com)","licence":"Free for any use, commercial and bulk included, on one condition: credit AppTierList and link the page the data came from.","cite_url":"https://apptierlist.com/apps/grammar-fix-1457909769/"}}