โœฆ First AI-native cross-border tax platform

Cross-border taxes, without the last-minute panic.

Signofy is the first AI-native cross-border tax platform. We help individuals manage cross-border taxes without the admin so you can grow without the tax anxiety and complexity.

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Available now for managing your ๐Ÿ‡ฎ๐Ÿ‡ณ India – UK ๐Ÿ‡ฌ๐Ÿ‡ง cross-border taxes from anywhere in the world.

Why Signofy

Cross-border tax compliance, without the complexity.

Get taxes done, in minutes, not months

Automated cross-border filing replaces weeks of admin with a few minutes of setup.

Your cross-border taxes, always up to date

Signofy keeps your filings current across every jurisdiction you operate in.

Avoid penalties and tax notices

Proactive alerts flag risks before they become costly problems.

Never lose sight of regulatory changes

AI tracks rule changes across borders automatically, so you don't have to.

How it works

Built for every cross-border situation

Whether you're managing your own taxes across countries, or running a cross-border tax practice, Signofy handles every step of the journey.

For individuals

Cross-border tax sorted in a few simple steps.

For residents, expats, NRIs and digital nomads. Set up once, file anywhere.

1โœ“
Set up
2โœ“
Documents
3โœ“
Review
4โœ“
Expert
5โœ“
File

Tell us your story once. We do the rest.

Where you live, where you earn, what you own. Signofy turns it into your residence status, the treaty that applies, and where you need to file.

  • โœ“
    Pick your countries and sources of income
  • โœ“
    Residence tests and treaty rules applied for you
  • โœ“
    No tax knowledge needed
  • โœ“
    Your profile updates as your life changes
Set up your tax profile

Snap it. Send it. Navii sorts it.

Add payslips, investment and bank statements as the year goes. Navii, your AI agent, reads each one and files it under the right year and country. No last-minute document chasing.

  • โœ“
    Photos, PDFs, spreadsheets and bank statements
  • โœ“
    Every transaction tagged by type, year and country
  • โœ“
    Duplicates, gaps and missing documents flagged automatically
  • โœ“
    Two-step sign-in, bank-level encryption, GDPR compliant
Add documents with Navii

Your whole tax picture. Across each jurisdiction.

See what you owe, which reliefs apply and when it's due. Before filing day, not on it.

  • โœ“
    Treaty relief and foreign tax credit, worked out step by step in real time
  • โœ“
    One deadline calendar for multiple jurisdictions
  • โœ“
    Reliefs you may be missing, flagged to check
  • โœ“
    What-ifs: see how a pension top-up or a sale changes your tax bill
Review your tax position

A cross-border tax expert, when you need one.

Ask for an expert's advice. Signofy connects you to a tax resident expert that covers your countries, and you choose exactly what they see, and for which years.

  • โœ“
    Questions on reliefs, documents and foreign tax credit
  • โœ“
    Advice on sending money home, inheritance tax and banking across borders
  • โœ“
    Help dealing with HMRC or the Indian tax department
  • โœ“
    An expert check before you file
Connect to a tax expert

File it yourself, or hand it to your accountant.

Signofy puts your return, supporting documents and treaty relief claims into one ready-to-file pack. Working with an accountant? Share it in one step.

  • โœ“
    See what's still missing for HMRC Self Assessment and your Indian ITR
  • โœ“
    Your Self Assessment submission with one click and Indian return file, ready to upload
  • โœ“
    An accountant pack in PDF and Excel, ready for your CA and accountant
  • โœ“
    Next tax year starts where this one left off
Your ready-to-file pack
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For tax firms

Less chasing. More advising.

For cross-border tax firms, accountants and CAs. One workspace for every client. Navii does the groundwork, your team approves every number.

1โœ“
Onboard
2โœ“
Collect
3โœ“
Review
4โœ“
Your way
5โœ“
File

Onboarding your clients will actually enjoy.

Every client gets their own Signofy app to set up their profile, answer your requests and sign documents. You see what they choose to share for the years they choose.

  • โœ“
    Invite a client by a secured link and start collaborating in real time
  • โœ“
    Engagement, authorisation and approval letters filled, sent and signed in one step
  • โœ“
    Consent recorded per data type and tax year with complete audit trail
  • โœ“
    No more email ping-pong
Onboarding your clients

Every document in. Nobody chased.

Navii, your personal AI agent, works out what each client still owes, drafts the requests in your tone, and keeps reminding them once you approve the batch.

  • โœ“
    Chase every client in one run, reviewed by you first
  • โœ“
    Forward a client's email to Navii and the attachments land in their file
  • โœ“
    Bring in files from Google Drive and OneDrive
  • โœ“
    Ask Navii "who still owes a P60 for 2025โ€“26?" and get the list
Every document in, nobody chased

Every figure checked. Every rule cited. Every jurisdiction.

Signofy reads each document, matches it to the client's ledger and flags what doesn't add up. You cross-check and approve the entries. The rule engine calculates the tax, for each country, step by step.

  • โœ“
    Duplicates caught, missing information flagged even across two currencies
  • โœ“
    Income tax, residence, split years, treaty relief and foreign tax credit worked out by rules
  • โœ“
    Cross-border tax research with sources and dates, in seconds
  • โœ“
    Only entries you approve reach your final figure
Every figure checked, every rule cited

Your playbook, your templates, your controls.

Advise the client and skip the admin. Signofy helps run all your cross-border tax practice admin on autopilot so that you focus on helping clients, not firefighting the admin work.

  • โœ“
    Client jobs and task management with timesheets in one place
  • โœ“
    Queryable document vault with role-based access and audit trail
  • โœ“
    Audit trail per client workspace, MFA, bank-level encryption, GDPR
  • โœ“
    Bring your own templates, brand assets and firm context to create repeatable outputs
Your playbook, your templates, your controls

File, deliver and close every client in one workflow.

From final review to submission to client delivery, all in one workspace. Coordinated multi-jurisdiction filing with a full audit trail and automated client reports.

  • โœ“
    Coordinated multi-jurisdiction filing in one workflow
  • โœ“
    Client-ready summary reports and approval request generated automatically
  • โœ“
    Full audit trail, every action timestamped
  • โœ“
    Capacity freed for higher-value advisory work
File, deliver and close every client in one workflow
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What our users say

Real feedback from our first users across the UK, India, UAE and beyond.

"Game changer for tax professionals helping clients with cross-border taxes"

๐Ÿ‡บ๐Ÿ‡ธ
Holly Khera
CPA

"Love it โ€” I can now manage my Indiaโ€“UK taxes in one place"

๐Ÿ‡ฌ๐Ÿ‡ง
Shweta Jogalekar
Founder

"Really like the smart categorization and personal tax insights features"

๐Ÿ‡ฆ๐Ÿ‡ช
Ubaid Mohd
Tech Professional

"It does everything automatically for me. I just review and approve"

๐Ÿ‡ฎ๐Ÿ‡ณ
Ajay Kumar
Banker

"Highly intuitive from user experience standpoint"

๐Ÿ‡ฌ๐Ÿ‡ง
Harish Balachandran
Fitness Coach

"Using this platform is a no-brainer. Highly recommend it"

๐Ÿ‡ฌ๐Ÿ‡ง
Tapasya Wali
Finance Professional

"Making my life easier to manage my NRI tax filing"

๐Ÿ‡ง๐Ÿ‡ญ
Vipin Dwivedi
Tech Professional

"There is no last minute rush as Signofy acts as my year round tax assistant"

๐Ÿ‡ฎ๐Ÿ‡ณ
Aayush Singh
Legal Professional

"There is no last minute rush as Signofy acts as my year round tax assistant"

๐Ÿ‡ฎ๐Ÿ‡ณ
Aayush Singh
Legal Professional

"Making my life easier to manage my NRI tax filing"

๐Ÿ‡ง๐Ÿ‡ญ
Vipin Dwivedi
Tech Professional

"Using this platform is a no-brainer. Highly recommend it"

๐Ÿ‡ฌ๐Ÿ‡ง
Tapasya Wali
Finance Professional

"Highly intuitive from user experience standpoint"

๐Ÿ‡ฌ๐Ÿ‡ง
Harish Balachandran
Fitness Coach

"It does everything automatically for me. I just review and approve"

๐Ÿ‡ฎ๐Ÿ‡ณ
Ajay Kumar
Banker

"Really like the smart categorization and personal tax insights features"

๐Ÿ‡ฆ๐Ÿ‡ช
Ubaid Mohd
Tech Professional

"Love it โ€” I can now manage my Indiaโ€“UK taxes in one place"

๐Ÿ‡ฌ๐Ÿ‡ง
Shweta Jogalekar
Founder

"Game changer for tax professionals helping clients with cross-border taxes"

๐Ÿ‡บ๐Ÿ‡ธ
Holly Khera
CPA

Start taking control of your cross-border taxes today

Start for free
FAQ

Signofy FAQs

What is Signofy?
Signofy is the first AI-native cross-border tax platform, helping individuals manage tax filing, bookkeeping, and compliance across multiple jurisdictions without the admin.
Does Signofy support double taxation treaty (DTTA) compliance?
Yes. Signofy has DTTA compliance built in, so you're not taxed twice on the same income when you're liable to pay tax in more than one country.
Is Signofy free for UK users?
Yes, self-assessment filing is free for all users who need to submit either resident or non-residents self assessment to HMRC.
How does Signofy handle my data security?
Signofy takes a security-first approach and is fully GDPR compliant, so your financial and personal data is protected at every step.

Start taking control of your cross-border taxes today