App info
- Installs
- 10,000,000+
- Category
- Tools
- Content rating
- Everyone
- Version
- 14.4
- Released
- Jan 30, 2012
- Last updated
- 6 Oct 2026
- In-app purchases
- No
- Contains ads
- No
- Promo video
- No
- Requires Android
- 5.0
Screenshots
Rankings
Where this app stands in South Korea, updated 9 Oct 2026
Top free · Tools
#23 ▲1
Top grossing
Not in this chart today
Top paid
Not in this chart today
- Top free · Tools
Show as table
| Date | Free |
|---|---|
| 9 Oct 2026 | #23 |
| 8 Oct 2026 | #24 |
Top 10 countries
Best rank in each country today. Click a country to see its graph.
What's newin version 14.4
- 앱 사용성 개선
About this app
If the Sontax app is not installed normally from the Play Store, please install it using the <b>One Store app</b>. National Tax Consultation Center ☎126
Read full description
If an installation/update error occurs, delete Play Store data and install Sontax (Method: Settings⛯→Application (app information)→ Play Store→Storage space→Delete data) 1. Membership registration is possible with either PC Hometax or Sontax -You can use either Hometax or Sontax even if you sign up as a member 2. Provided services (Services provided are subject to change.) 1) Inquiry/issuance Business registration status inquiry, electronic tax invoice issuance, cash receipt inquiry, year-end settlement simplified data inquiry, deduction report, estimated tax amount calculation, electronic notice, etc. 2) Civil application certificate Application for immediate issuance certificate, application for proof of fact, inquiry of results of civil petition application, etc. 3) Application/Submission Application and inquiry of work and child incentives, business registration application, general tax documents application, change of delivery location, electronic notice application/termination, etc. 4) Report/Payment Simple return of value-added tax, simple return of comprehensive income tax, periodic return of simple expense ratio, simple return of capital gains tax, simple calculation of gift tax, report on the status of workplace, payment of national tax, etc. 5) Consultation/Report Mobile consultation, visit consultation reservation, tax evasion report, vehicle name account report, counseling case search 6) My Hometax Tax points, model taxpayer, tax agent information, search for complaint processing results, cash receipt card management, tax payment/refund/notice/delinquency details, arrears notice, tax investigation history, taxation data submission history, and school expenses repayment after employment inquiry, etc. 3. User's frequently used menus can be registered as My menu, allowing convenient menu movement. 4. Other services related to national tax (National Tax Service website, information on national tax laws, search for national tax offices, reimbursement of school expenses after employment, etc.) are available through a shortcut to the relevant website. 5. Users can directly adjust the font size. 6. Simple and safe use of the service as it is possible to log in with a fingerprint even without a public certificate. # Get tax-related services at your fingertips anytime! # Production: National Tax Service