{"app_store_id":635314551,"slug":"spirit-level-plus-635314551","name":"Spirit Level Plus","subtitle":null,"icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/f7/b8/dd/f7b8ddb0-6ff4-58f1-eabe-801cdc3ce7fc/Surface_Level_Set-0-0-1x_U007emarketing-0-9-0-85-220.jpeg/512x512bb.jpg","store_url":"https://apps.apple.com/us/app/spirit-level-plus/id635314551?uo=4","price":0,"currency":"USD","rating":4.55058,"rating_count":2343,"in_app_purchases":null,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":null,"primary_genre":"Productivity","version_date":"2025-12-18T07:28:10Z","updated_at":"2026-10-20T22:22:12.922Z","stale":false,"missing_since":null,"one_liner":"Spirit Level Plus is a free Productivity app that measures angles, slopes and levelness using the iPhone, with a.","verified_maker":false,"maker_site":null,"file_size_bytes":27760640,"minimum_os":"10.3","content_rating":"4+","language_count":1,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/Purple123/v4/5a/90/62/5a9062fa-e519-ab6b-51fb-8b963c2e3b59/pr_source.jpg/392x696bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/Purple123/v4/f2/60/3b/f2603bde-1ed8-33d2-3a16-7c8f75fee00b/pr_source.jpg/392x696bb.jpg"],"developer_name":"Tue Nguyen Minh","editors_choice":null,"url":"https://apptierlist.com/apps/spirit-level-plus-635314551/","api_url":"https://apptierlist.com/api/v1/apps/spirit-level-plus-635314551","schema_version":"1.0","generated_at":"2026-10-21T10:52:12.085Z","data_as_of":"2026-10-20T22:22:12.922Z","description":"Spirit Level is optimized for iPhone 13 and iPhone 13 Pro!\n\nAlso check out iMetalBox: 7 in 1, get 6 more tools with the price of one!\n\nYou can use Spirit Level for:\n- Carpentry works\n- Measure angles and slopes\n- Home decoration\n- And much more!\n\nCalibrate instructions:\n- To calibrate the levels, hold the phone against a reference surface and press the Calibrate button.\n- Do this one time for the face-up orientation only.","facts":{"developer_id":434811167,"developer_url":"http://www.phoenixmobileonline.com/","first_released":"2013-04-23T07:00:00Z","support_url":null,"privacy_url":null,"website_url":null,"app_version":"1.5.3","release_notes":"Minor bug fixes","rating_current_version":4.55058,"rating_count_current_version":2343,"star_counts":null,"genres":["Productivity","Utilities"],"languages":["EN"],"content_advisories":null,"device_families":null,"chart":null},"freshness":{"apple_read_at":"2026-10-20T22:22:12.922Z","catalog_read_at":null,"reviews_checked_at":null,"summary_written_at":"2026-10-20T11:44:11.601Z","placed_at":"2026-10-19T13:14:11.686Z","scored_at":"2026-10-20T12:05:11.689Z"},"editorial":{"one_liner":"Spirit Level Plus is a free Productivity app that measures angles, slopes and levelness using the iPhone, with a.","what_is":"Spirit Level Plus is a free Productivity app listed for iPhone. It can be used for carpentry work, measuring angles and slopes, and home decoration. It includes a calibration feature: hold the phone against a reference surface, press Calibrate, and do this once for the face-up orientation only.","good_for":["Checking whether a carpentry surface is level","Measuring angles and slopes around the home","Home decoration tasks that need a level reference"],"pricing":"Spirit Level Plus is free to download on the App Store.","faq":[{"q":"Is Spirit Level Plus free?","a":"It is free to download. No in-app purchases are listed."},{"q":"Which iPhones is it made for?","a":"The description says Spirit Level is optimized for iPhone 13 and iPhone 13 Pro. Other models are not mentioned in the listing."},{"q":"How do I calibrate the level?","a":"Hold the phone against a reference surface and press the Calibrate button. The listing says to do this one time for the face-up orientation only."}],"model":"claude-haiku-5-5","created_at":"2026-10-20T11:44:11.601Z"},"memberships":[{"list":"level-measurement","list_name":"level measurement","list_status":"active","list_url":"https://apptierlist.com/best/level-measurement/","position":7,"tier":"B","score":73.2,"components":{"rating":79,"votes":79.2,"rank":74.8,"recency":59.6},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-10-19T13:14:11.686Z"}],"main_list":"level-measurement","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"history":[{"id":178159,"at":"2026-10-19T16:44:11.534Z","kind":"tier_changed","list":"level-measurement","app_store_id":635314551,"app":"spirit-level-plus-635314551","from":null,"to":"B","reason":"score 56.1 to 73.1","job":"rescore"},{"id":176759,"at":"2026-10-19T13:14:11.686Z","kind":"membership_added","list":"level-measurement","app_store_id":635314551,"app":"spirit-level-plus-635314551","from":null,"to":"active","reason":"Spirit Level app that uses phone sensors to check levelness, with calibration against a reference surface; used for carpentry and home decoration.","job":"shadow"},{"id":171569,"at":"2026-10-19T06:34:11.807Z","kind":"app_added","list":null,"app_store_id":635314551,"app":"spirit-level-plus-635314551","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":"level-measurement","list_name":"level measurement","status":"active","review_status":"checked","position":7,"tier":"B","score":73.2,"components":{"rating":79,"votes":79.2,"rank":74.8,"recency":59.6},"ranks":[{"country":"us","rank":16},{"country":"gb","rank":15},{"country":"ca","rank":23},{"country":"au","rank":16}],"verdicts":[{"verdict":"keep","reason":"Spirit Level app that uses phone sensors to check levelness, with calibration against a reference surface; used for carpentry and home decoration.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-19T13:14:11.686Z","attempts":1,"current":true},{"verdict":"keep","reason":"A dedicated spirit level app that uses the phone's sensors to check whether surfaces are level. It has calibration and is meant for carpentry and home decoration, so it matches the existing bubble level apps.","verifier":"list check","decided_at":"2026-10-19T13:14:11.686Z","attempts":1,"current":true}]}]},"data_version":39817,"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/spirit-level-plus-635314551/"}}