Your financial data, wherever you need it.

Ask ChatGPT or Claude about your spending and holdings. Sync transactions and balances automatically to YNAB, Actual Budget, Google Sheets, and more.

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Barclays
Coinbase
Trading 212
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Syncing

AI assistants

Your own financial assistant.

Connect your banks, brokerages and exchanges to Synci once, then ask your assistant about spending, holdings and anything in between. Read-only.

AI assistantExample data

€1,784 on eleven recurring charges last year. Four raised their price during the year, adding €94 over twelve months.

Subscriptions, last year

€1,78411 merchants, 4 price rises

JanuaryDecember
  • Mobile & broadband€52.00€56.00
  • Streaming€38.00€44.00
  • Gym€36.00€39.00
  • Cloud storage€11.49€12.99

Merchant identification is what groups a year of charges together

Sync

Skip the manual work.

Enrichment

Turn bank text into merchants

Banks send text like REMA HAUKELANSV*4471. That can be hard to categorize, and an AI assistant asked about it will guess. Synci resolves the merchant to Rema 1000, with a category, logo and website, so budgets categorize correctly and assistants answer from facts. Enrichment is opt-in, nothing leaves your account unless you turn it on.

Rule engine

Rules

Fix what your bank cannot

With our rule engine, you can automatically transform your transaction data to suit your needs. Does your bank put important information in an obscure field? Fix it yourself, in minutes.

Security

Keep your credentials at your bank

We connect through trusted open banking and financial data providers, using OAuth wherever supported so your credentials stay with your bank or broker. All data is encrypted at rest and in transit.

Connectivity

Connect 2,900+ institutions

We provide secure, read-only access to thousands of banks and brokerages. New data is polled every 30 to 360 minutes, depending on your plan.

Availability

Reach banks across Europe

We connect to banks in 31 European countries, from major institutions to regional and challenger banks. That includes deep coverage across the Nordic, Baltic, and Eastern European markets.

Automate

Your data, on autopilot.

Transfer logs

Logs

Trace every transaction

Transfer logs lets you see how transactions flow from your bank accounts to your destinations. Rule logs provide a history of every rule that is applied to each transaction. If something weird happens, the logs will tell you why.

Destinations

Transfer anywhere

Several direct integrations, plus an open API with webhook support. Transfer your data to any platform you want.

Pending Transactions

See charges before they clear

Where your bank exposes them, Synci fetches pending transactions, so a card payment shows up the day you make it. When the bank books it for real, Synci updates the same transaction in your destinations.

Transfer links

Transfer Links

Feed many destinations from one account

We call the links between bank accounts and destinations transfer links. Create as many as you want: a single bank account can feed multiple destinations.

Developers

Build on the Synci API.

The data that powers Synci, one REST call away: accounts, balances, transactions, and holdings, with webhooks, OAuth apps, and MCP for AI assistants.

Fetch transactions
GET /api/v1/finance/transactions

{
  "id": 84712,
  "amount": "-54.90",
  "currency": "NOK",
  "booking_date": "2026-07-17",
  "mapped_fields": {
    "date": "2026-07-17",
    "payee": "Starbucks",
    "description": "CARD 17.07 STARBUCKS OSLO"
  },
  "enriched": {
    "counterparty": {
      "name": "Starbucks",
      "logo_url": "https://…/starbucks.png",
      "website": "starbucks.com"
    },
    "category_general": "Dining"
  }
}

Dashboard

See everything at a glance.

1. We are not affiliated, associated, or in any way officially connected with YNAB or any of its subsidiaries or affiliates. The official YNAB website can be found at https://www.ynab.com. The names YNAB and You Need A Budget, as well as related names, tradenames, marks, trademarks, emblems, and images are registered trademarks of YNAB.