{"app_store_id":972088308,"slug":"telz-international-calls-972088308","name":"Telz: International Calls","subtitle":"WiFi Calling & VoIP Worldwide","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/73/89/c1/7389c12a-176a-23ed-8d2a-eede198b68ce/AppIcon-0-0-1x_U007emarketing-0-8-0-85-220.png/512x512bb.jpg","store_url":"https://apps.apple.com/us/app/telz-international-calls/id972088308?uo=4","price":0,"currency":"USD","rating":4.4337,"rating_count":2557,"in_app_purchases":true,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":null,"primary_genre":"Social Networking","version_date":"2026-08-22T14:03:51Z","updated_at":"2026-10-20T19:48:13.908Z","stale":false,"missing_since":null,"one_liner":"Free VoIP app for making international calls over Wi-Fi or mobile data, with a callback option for weak connections.","verified_maker":false,"maker_site":null,"file_size_bytes":137568256,"minimum_os":"13.0","content_rating":"4+","language_count":32,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/06/b5/6f/06b56fc1-394a-c263-e686-81b3290f5bef/1.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/41/ba/0a/41ba0ada-8e81-0426-4719-73bbd942d053/2.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/7f/05/8a/7f058a36-c7ce-ad50-a190-ddfb03e42b85/3.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/c6/e9/83/c6e983c0-d92e-dc2b-67aa-2c91c8c35f63/4.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/0a/2e/fe/0a2efee8-f2c1-478f-5d3e-eb6cb8597ccf/5.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/dd/be/6a/ddbe6aae-c64a-e301-0419-d941fc5dfbdc/6.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/ac/7f/0d/ac7f0d0e-fedb-a6c1-bd73-b81717257a37/7.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/15/99/9a/15999a9a-b948-c5e6-0cf0-d22f11c488f3/8.jpg/320x480bb.jpg"],"developer_name":"Nettia OY","editors_choice":false,"url":"https://apptierlist.com/apps/telz-international-calls-972088308/","api_url":"https://apptierlist.com/api/v1/apps/telz-international-calls-972088308","schema_version":"1.0","generated_at":"2026-10-21T23:33:41.468Z","data_as_of":"2026-10-21T10:28:12.740Z","description":"Make international calls to any country with Telz — a reliable online phone call app for cheap international calling. Stay connected with family and friends worldwide using crystal-clear calls at low rates, with no hidden fees and no roaming charges.\n\nTelz is an easy-to-use international calling app that lets you call abroad, call international numbers, and make an online call anytime using Wi-Fi or mobile data.\n\nWhy choose the Telz international calling app?\n\nCheap international calls:\nMake cheap international calls to any country at low rates. This cheap international calling app offers transparent pricing with no hidden fees and no balance expiry.\n\nHigh-quality VoIP calls:\nEnjoy crystal-clear connections with our VoIP call app, built for stable and reliable international communication.\n\nCall abroad anytime:\nUse this online phone call app to call abroad or call overseas without expensive roaming. Stay connected wherever you are.\n\nEasy to use:\n- Install the app and set up your account in a minute\n- Top up your balance in seconds\n- Choose a contact or dial a number\n- Make an online call or a fast call abroad instantly\n\nYou can also send airtime to friends and family worldwide.\n\nNo roaming, no hidden fees:\nAvoid roaming charges and keep full control of your costs. This international calling app lets you make phone calls online globally with clear pricing.\n\nCalls over the internet:\nMake an online phone call using Wi-Fi or mobile data. Our wifi calling app works worldwide and helps you stay connected anywhere.\n\nFast and reliable connection:\nExperience fast call performance with optimized VoIP routes for better call quality.\n\nCallback for unstable internet:\nIf your internet connection is weak, use callback to call abroad or call international numbers over regular phone networks.\n\nPay-as-you-go pricing:\nOnly pay for the minutes you use. Enjoy cheap international calls worldwide with no subscription.\n\nIdeal for travelers:\nPerfect for tourists and travelers who want to call abroad and stay connected without roaming fees.\n\nExtra features:\n- Contact list integration\n- Airtime top-up worldwide\n- One account for all your devices\n- Optional auto top-ups\n- 24/7 customer support\n- Built-in call recorder\n\nGet Telz today — your all-in-one international calling app to make phone calls, place an online call, and call international numbers worldwide. All you need is an internet connection (4G, LTE, 3G, or Wi-Fi).","facts":{"developer_id":972088307,"developer_url":"https://telz.com","first_released":"2015-03-19T01:47:38Z","support_url":"https://telz.com/en/contacts/","privacy_url":"https://telz.com/privacy/","website_url":"https://telz.com/","app_version":"17.0.46","release_notes":"Thank you for using the VoIP international calling app Telz!\n\nFixes:\n- Country search in registration\n- Speaker and headphones button during calls\n\nThis update includes improvements to the user experience for tourists traveling between countries.\nPlease send all errors and suggestions to support@telz.com.","rating_current_version":4.4337,"rating_count_current_version":2557,"star_counts":[219,67,106,159,2006],"genres":["Social Networking","Utilities"],"languages":["AR","BG","CA","CS","DA","NL","EN","ET","FI","FR","DE","EL","HU","IT","JA","KO","LV","LT","MS","NB","PL","PT","RO","RU","ZH","ES","SV","TH","ZH","TR","UK","VI"],"content_advisories":null,"device_families":["iphone","ipad","ipod"],"chart":null},"freshness":{"apple_read_at":"2026-10-20T19:48:13.908Z","catalog_read_at":"2026-10-19T04:53:11.800Z","reviews_checked_at":null,"summary_written_at":"2026-10-20T13:08:11.609Z","placed_at":"2026-10-19T09:04:11.709Z","scored_at":"2026-10-21T10:28:12.740Z"},"editorial":{"one_liner":"Free VoIP app for making international calls over Wi-Fi or mobile data, with a callback option for weak connections.","what_is":"Telz is an international calling app that lets users call abroad and call international numbers over Wi-Fi or mobile data. The listing says calls are made at low rates with no roaming charges, and that users can top up a balance and send airtime to contacts. A callback option routes calls over regular phone networks when the internet connection is weak.","good_for":["Calling family or friends in other countries","Travelers who want to avoid roaming charges","Calling international numbers when internet is weak"],"pricing":"Telz: International Calls is free to download, with in-app purchases on the App Store.","faq":[{"q":"Is the app free to use?","a":"The app is free to download. The App Store lists in-app purchases, and the listing describes pay-as-you-go calling with no subscription."},{"q":"Do I need Wi-Fi to make calls?","a":"No. The listing says calls can be made using Wi-Fi or mobile data, and it lists 4G, LTE, 3G, or Wi-Fi as the connection needed."},{"q":"Does the app record calls?","a":"The app includes a built-in call recorder among its extra features. Details on how recording works are not stated on the App Store."}],"model":"claude-haiku-5-5","created_at":"2026-10-20T13:08:11.609Z"},"memberships":[{"list":"wifi-calling","list_name":"wifi calling","list_status":"draft","list_url":null,"position":null,"tier":null,"score":64.2,"components":{"rating":79.8,"votes":76.8,"rank":0,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"under_review","confidence":"provisional","judged_at":"2026-10-19T09:04:11.709Z"},{"list":"phone-calling","list_name":"phone calling","list_status":"active","list_url":"https://apptierlist.com/best/phone-calling/","position":14,"tier":"B","score":77.3,"components":{"rating":79.8,"votes":76.8,"rank":52.4,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-10-19T09:04:11.709Z"},{"list":"voice-calling","list_name":"voice calling","list_status":"active","list_url":"https://apptierlist.com/best/voice-calling/","position":18,"tier":"B","score":76.1,"components":{"rating":79.8,"votes":76.8,"rank":47.8,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-10-19T09:04:11.709Z"}],"main_list":"phone-calling","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"history":[{"id":186874,"at":"2026-10-21T00:10:12.798Z","kind":"tier_changed","list":"phone-calling","app_store_id":972088308,"app":"telz-international-calls-972088308","from":null,"to":"B","reason":"score 63.8 to 77.3","job":"rescore"},{"id":184558,"at":"2026-10-20T06:30:12.097Z","kind":"tier_changed","list":"voice-calling","app_store_id":972088308,"app":"telz-international-calls-972088308","from":"C","to":"B","reason":"score 63.5 to 75.7","job":"rescore"},{"id":174635,"at":"2026-10-19T09:33:11.813Z","kind":"tier_changed","list":"voice-calling","app_store_id":972088308,"app":"telz-international-calls-972088308","from":null,"to":"C","reason":"score 63.5","job":"rescore"},{"id":173446,"at":"2026-10-19T09:04:11.709Z","kind":"membership_added","list":"wifi-calling","app_store_id":972088308,"app":"telz-international-calls-972088308","from":null,"to":"active","reason":"The subtitle says 'WiFi Calling & VoIP Worldwide' and the description calls it a wifi calling app that works over Wi-Fi or mobile data.","job":"shadow"},{"id":173445,"at":"2026-10-19T09:04:11.709Z","kind":"membership_added","list":"voice-calling","app_store_id":972088308,"app":"telz-international-calls-972088308","from":null,"to":"active","reason":"It is marketed as a VoIP call app for cheap international calls that avoid roaming charges and carrier fees.","job":"shadow"},{"id":173444,"at":"2026-10-19T09:04:11.709Z","kind":"membership_added","list":"phone-calling","app_store_id":972088308,"app":"telz-international-calls-972088308","from":null,"to":"active","reason":"The app places calls to any phone number in any country, as 'call international numbers' and 'call abroad' show, using prepaid balance.","job":"shadow"},{"id":168904,"at":"2026-10-19T04:53:11.800Z","kind":"app_added","list":null,"app_store_id":972088308,"app":"telz-international-calls-972088308","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":"wifi-calling","list_name":"wifi calling","status":"active","review_status":"checked","position":null,"tier":null,"score":64.2,"components":{"rating":79.8,"votes":76.8,"rank":0,"recency":100},"ranks":[],"verdicts":[{"verdict":"keep","reason":"The subtitle says 'WiFi Calling & VoIP Worldwide' and the description calls it a wifi calling app that works over Wi-Fi or mobile data.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-19T09:04:11.709Z","attempts":1,"current":true},{"verdict":"keep","reason":"Its calls run over Wi-Fi or mobile data instead of cellular minutes, and the subtitle markets it as WiFi Calling.","verifier":"list check","decided_at":"2026-10-19T09:04:11.709Z","attempts":1,"current":true}]},{"list":"phone-calling","list_name":"phone calling","status":"active","review_status":"checked","position":14,"tier":"B","score":77.3,"components":{"rating":79.8,"votes":76.8,"rank":52.4,"recency":100},"ranks":[{"country":"gb","rank":45},{"country":"ca","rank":35},{"country":"de","rank":41}],"verdicts":[{"verdict":"keep","reason":"The app places calls to any phone number in any country, as 'call international numbers' and 'call abroad' show, using prepaid balance.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-19T09:04:11.709Z","attempts":1,"current":true},{"verdict":"keep","reason":"Telz places calls to regular phone numbers in any country, much like Yolla, which is already in this list.","verifier":"list check","decided_at":"2026-10-19T09:04:11.709Z","attempts":1,"current":true}]},{"list":"voice-calling","list_name":"voice calling","status":"active","review_status":"checked","position":18,"tier":"B","score":76.1,"components":{"rating":79.8,"votes":76.8,"rank":47.8,"recency":100},"ranks":[{"country":"de","rank":22}],"verdicts":[{"verdict":"keep","reason":"It is marketed as a VoIP call app for cheap international calls that avoid roaming charges and carrier fees.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-19T09:04:11.709Z","attempts":1,"current":true},{"verdict":"keep","reason":"It is a VoIP voice calling app for avoiding carrier and roaming charges, comparable to BOSS Revolution.","verifier":"list check","decided_at":"2026-10-19T09:04:11.709Z","attempts":1,"current":true}]}]},"data_version":40378,"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/telz-international-calls-972088308/"}}