OTO Free International Call
A free international call service with no international call charges
- Total installs
- 6,809,396
- Installs / day
- 0
- Rating
- 3.5★
- Released
- 23 Aug 2010
- Last update
- 3 Jun 2026
- Countries
- 0/1
Install history
exact counter from Google PlayInstalls per day · last 90 days
Change timeline
No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.
Country availability
Top countries
estimate · charts of 12 OctMost downloads likely come from 🇰🇷 South Korea (~100%).
Estimated from top-chart positions weighted by each country’s Google Play market size. Countries where the app is not in a chart are not shown, so small markets may be missing.
Top chart positions
as of 12 Oct| Chart | Country | Rank | Change |
|---|---|---|---|
| Top free · Communication | KR | #95 | = |
App manifest
Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.
Data safety
declared by the developer on Google Play- Shares data with third parties Personal info
- Collects data Contacts and Device or other IDs
- Data is not encrypted
- No way to ask for data deletion
This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.
Permissions
20 in 8 groupsWhat this app can do with your phone
- Use your camera to take photos and record videos
- See every contact saved on your phone, including names, numbers and emails
- Add, change or delete contacts saved on your phone
- Call phone numbers without your input, which may cost you money
- Call any phone number, including emergency numbers, without asking you first
- Control phone features, like switching networks or turning the phone signal on or off
ContactsSensitive2
Access to the contacts saved on your phone
- See every contact saved on your phone, including names, numbers and emailsread your contacts ·
READ_CONTACTS - Add, change or delete contacts saved on your phonemodify your contacts ·
WRITE_CONTACTS
PhoneSensitive4
Access to phone calls, call history, and voicemail
- Call phone numbers without your input, which may cost you moneydirectly call phone numbers ·
CALL_PHONE - Call any phone number, including emergency numbers, without asking you firstdirectly call any phone numbers ·
CALL_PRIVILEGED - Control phone features, like switching networks or turning the phone signal on or offmodify phone state ·
MODIFY_PHONE_STATE - See your phone number, device IDs, whether a call is active, and the other caller's numberread phone status and identity ·
READ_PHONE_STATE
Photos/Media/FilesSensitive2
Access to photos, videos, music and other files stored on your device
- Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage ·
READ_EXTERNAL_STORAGE - Add, change or delete photos, videos and other files in your phone's storagemodify or delete the contents of your USB storage ·
WRITE_EXTERNAL_STORAGE
StorageSensitive2
Access to files, photos and media saved on your phone's storage
- Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage ·
READ_EXTERNAL_STORAGE - Add, change or delete photos, videos and other files in your phone's storagemodify or delete the contents of your USB storage ·
WRITE_EXTERNAL_STORAGE
CameraSensitive1
Access to your camera to take photos and record video
- Use your camera to take photos and record videostake pictures and videos ·
CAMERA
Device ID & call informationNotable1
Access to your phone's identifiers, mobile network details, and call status
- See your phone number, device IDs, whether a call is active, and the other caller's numberread phone status and identity ·
READ_PHONE_STATE
Wi-Fi connection informationRoutine1
Access to details about Wi-Fi networks your device sees or uses
- See whether Wi-Fi is on and details of the network you are connected toview Wi-Fi connections ·
ACCESS_WIFI_STATE
OtherSensitive7
Access to miscellaneous device features that don't fit other categories
- Show its own windows or bubbles on top of other apps you are usingdraw over other apps ·
SYSTEM_ALERT_WINDOW - Start itself automatically as soon as your phone finishes turning onrun at startup ·
RECEIVE_BOOT_COMPLETED - Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping ·
WAKE_LOCK - Check whether you are online and whether you use Wi-Fi or mobile dataview network connections ·
ACCESS_NETWORK_STATE - Connect to the internet to load content and send datafull network access ·
INTERNET - Make your phone vibratecontrol vibration ·
VIBRATE - Receive push messages sent from the app's servers over the internetreceive data from Internet ·
com.google.android.c2dm.permission.RECEIVE
Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.
Store listing
Full description
Growing in Communication
Category →MobileSA85 Group · Communication—/day · 137 total
KONEKO: Travel eSIM & Datakoneko · Communication—/day · 734 total
Spectrum SMSSpectrum Solutions Co. · Communication—/day · 0 total
Lucy CopilotLucy Analytics · Communication—/day · 370 total
Robocall Defender by VoiplyVoiply, LLC · Communication—/day · 442 total
BrandwagBrandwag · Communication—/day · 55 total
봉틈이 - 맞춤형 봉사 공고 추천 서비스프라벤 · Communication—/day · 3.6K total
Korea MBAhanulsoft · Communication—/day · 954 total