Free tools to make international calling easier. Look up country codes, calculate costs, find the best time to call, and more.
Look up any phone number to see who called. Community reports, carrier info, and spam scores.
Try itFind the international dialing code for any country instantly. Get phone formats and ready-to-dial numbers.
Try itInstantly convert time between 500+ cities. See business hours overlap and the best time to call internationally.
Try itPaste any international phone number to instantly see which country it is from. 200+ dialing codes.
Try itCompare 18+ WiFi calling apps. Filter by no SIM, free, international, browser-based, or PSTN calling.
Try itPick your carrier (Verizon, AT&T, T-Mobile, EE + 20 more) for the exact *21*, *72, ##002# codes.
Try itPick a type + tone, get 3 ready-to-record voicemail scripts. Professional, friendly, or funny. 36+ templates.
Try itGenerate random valid-format phone numbers for 200+ countries. Bulk export, E.164 + national + international formats.
Try itHow to stop spam calls in 2026. Carrier + device + country picker with the exact steps. 20+ carriers, OS settings, 5 blockers compared.
Try itHow to set up voicemail by carrier + device. Verizon, AT&T, T-Mobile, EE, Bell, Telstra + more. iPhone, Android, Visual Voicemail, PIN reset.
Try itScan to save contact details. Generate a vCard 3.0 QR code for your business card, email signature, or conference badge.
Try itScan to open a WhatsApp chat. Generate a wa.me click-to-chat QR code with optional pre-filled message.
Try itTest left, right, both channels + frequency sweep. Diagnose dead earbuds, AirPods balance, wrong-wired headphones.
Try itCreate QR codes for phone numbers, SMS messages, and contact cards. Perfect for business cards.
Try itCalculate international roaming costs for your carrier. Compare plans and see how much you can save with BubblyPhone.
Try itConvert currencies and see how many minutes of international calls your money can buy.
Try itCheck if a phone number is a VoIP or virtual number. Identify Google Voice, Twilio, and other VoIP numbers.
Try itCalculate how long you can talk for your budget. See call duration for international calls to any country.
Try itFind emergency phone numbers for any country. Look up police, ambulance, and fire department numbers worldwide.
Try itTest your microphone before making calls. Check volume levels, record and play back audio, and troubleshoot mic issues.
Try itFind the carrier, line type (mobile/landline/VoIP), and country for any phone number. Uses real-time telecom data.
Try itTest your internet connection for VoIP calls. Measure latency, jitter, packet loss, and get a MOS score to know if your network is call-ready.
Try itCheck if it's legal to record a phone call. Compare one-party vs two-party consent laws for all 50 US states and 40+ countries.
Try itCreate click-to-chat WhatsApp links with pre-filled messages and QR codes. Perfect for websites, business cards, and social media.
Try itConvert any phone number to E.164, international, national, RFC 3966, and more formats. Supports 100+ countries.
Try itPlay authentic DTMF phone keypad sounds online. Interactive keypad with real dual-tone frequencies and sequence playback.
Try itConvert text to Morse code or decode Morse back to text. Listen to authentic tones and see visual light signals.
Try itRecord audio from your microphone with real-time waveform visualization. Play back, download, and manage recordings.
Try itConvert vanity phone numbers like 1-800-FLOWERS to digits, or find memorable words hidden in any phone number.
Try itFind the best meeting time across multiple time zones with visual timeline, business hours overlap, and smart recommendations.
Try itLook up any phone number to see who called. Community reports, carrier info, and spam scores.
Use ToolFind the international dialing code for any country instantly. Get phone formats and ready-to-dial numbers.
Use ToolFind the optimal time to call any country based on time zones. See business hours overlap and cultural tips.
Use ToolInstantly convert time between 500+ cities. See business hours overlap and the best time to call internationally.
Use ToolCalculate how much your international calls will cost. Compare prices across providers and see your savings.
Use ToolCheck if an international phone number is valid. Detect the country, line type, and carrier.
Use ToolPaste any international phone number to instantly see which country it is from. 200+ dialing codes.
Use ToolCompare 18+ WiFi calling apps. Filter by no SIM, free, international, browser-based, or PSTN calling.
Use ToolPick your carrier (Verizon, AT&T, T-Mobile, EE + 20 more) for the exact *21*, *72, ##002# codes.
Use ToolPick a type + tone, get 3 ready-to-record voicemail scripts. Professional, friendly, or funny. 36+ templates.
Use ToolGenerate random valid-format phone numbers for 200+ countries. Bulk export, E.164 + national + international formats.
Use ToolHow to stop spam calls in 2026. Carrier + device + country picker with the exact steps. 20+ carriers, OS settings, 5 blockers compared.
Use ToolHow to set up voicemail by carrier + device. Verizon, AT&T, T-Mobile, EE, Bell, Telstra + more. iPhone, Android, Visual Voicemail, PIN reset.
Use ToolScan to save contact details. Generate a vCard 3.0 QR code for your business card, email signature, or conference badge.
Use ToolScan to open a WhatsApp chat. Generate a wa.me click-to-chat QR code with optional pre-filled message.
Use ToolTest left, right, both channels + frequency sweep. Diagnose dead earbuds, AirPods balance, wrong-wired headphones.
Use ToolFind which city or region a phone number belongs to based on its area code.
Use ToolGet step-by-step instructions for dialing any country from any location.
Use ToolCount characters, detect encoding, and calculate how many SMS segments your message will use.
Use ToolCheck if a phone number is spam, scam, or safe. Get instant risk assessment and protection tips.
Use ToolCheck public holidays in any country before calling. Plan your calls around national celebrations.
Use ToolCreate QR codes for phone numbers, SMS messages, and contact cards. Perfect for business cards.
Use ToolCalculate international roaming costs for your carrier. Compare plans and see how much you can save with BubblyPhone.
Use ToolConvert currencies and see how many minutes of international calls your money can buy.
Use ToolCheck if a phone number is a VoIP or virtual number. Identify Google Voice, Twilio, and other VoIP numbers.
Use ToolCalculate how long you can talk for your budget. See call duration for international calls to any country.
Use ToolFind emergency phone numbers for any country. Look up police, ambulance, and fire department numbers worldwide.
Use ToolTest your microphone before making calls. Check volume levels, record and play back audio, and troubleshoot mic issues.
Use ToolFind the carrier, line type (mobile/landline/VoIP), and country for any phone number. Uses real-time telecom data.
Use ToolTest your internet connection for VoIP calls. Measure latency, jitter, packet loss, and get a MOS score to know if your network is call-ready.
Use ToolCheck if it's legal to record a phone call. Compare one-party vs two-party consent laws for all 50 US states and 40+ countries.
Use ToolCreate click-to-chat WhatsApp links with pre-filled messages and QR codes. Perfect for websites, business cards, and social media.
Use ToolConvert any phone number to E.164, international, national, RFC 3966, and more formats. Supports 100+ countries.
Use ToolPlay authentic DTMF phone keypad sounds online. Interactive keypad with real dual-tone frequencies and sequence playback.
Use ToolConvert text to Morse code or decode Morse back to text. Listen to authentic tones and see visual light signals.
Use ToolRecord audio from your microphone with real-time waveform visualization. Play back, download, and manage recordings.
Use ToolConvert vanity phone numbers like 1-800-FLOWERS to digits, or find memorable words hidden in any phone number.
Use ToolFind the best meeting time across multiple time zones with visual timeline, business hours overlap, and smart recommendations.
Use ToolAll tools are completely free to use. No sign-up required for basic features.
Our data comes from official ITU-T standards and is regularly updated.
Found a number? Call directly with BubblyPhone - no app download needed.