Products
Kits and extensions
Google Sheets and Forms kits you buy once and run in your own Google account, and small browser extensions for web developers.
Google Workspace kits
Forms Payments Kit
Ask for payment in Google Forms with iDEAL, Wero and cards through your own Mollie account. A payment link per response, status back in the sheet, numbered receipts with PDF and one reminder. One payment, no subscription, no commission.
€15
Invoice Batch Kit
Create many Moneybird invoices from one Google Sheet: check every row, make drafts first, and send only the ones you mark after a confirmation. Contacts, VAT per line, categories and status back in the sheet. One payment, no subscription.
€15
Dutch Freelancer Bundle
Three Google Sheets kits for Dutch freelancers on Moneybird: a monthly dashboard with profit, cash runway and a VAT preview, batch invoicing with a check before anything is sent, and every VAT, income tax and KvK deadline in one planner. Runs in your own Google account. €35 once for all three.
€35
Seller Profit Kit
See what you really keep per product on bol.com. The kit reads your orders, offers, FBB stock, returns and invoice cost lines through the official Retailer API with your own credentials, and works out profit per EAN, a monthly P&L, VAT per country, dead stock and low-stock warnings in your own Google Sheet. One payment, no subscription, no item limit.
Solo €15 · Team €25
KeyedSheet API Kit
Paste one script into your Google Sheet and get a JSON API with API keys per tab, filters, joins across tabs, aggregations, validation rules, signed webhooks, an OpenAPI document and a key manager in the spreadsheet. It runs in your own Google account: no monthly fee, no third-party request quota, and your data stays with Google and you.
€19
Sheets Mail Merge Kit
Write your email as a Gmail draft, add {{First name}} style fields and if/else blocks, and send one personal copy per row of a Google Sheet from your own account. Preview, per-row attachments and CC, send windows in each recipient's time zone, reply and bounce detection, follow-ups to people who did not reply, A/B tests and a personal PDF per row. One payment, no subscription.
€15
Forms Certificate Kit
Every Google Form response becomes a personal PDF certificate made from your own Google Slides design, saved in your Drive and emailed from your account. QR code to a verification page, expiry dates and reminders, revoke and reissue, designs per course and language, CSV import, dashboard and ZIP download. No branding, no subscription.
€19
Deadline Planner Kit
Enter each client once and get every filing deadline for the year: VAT, ICP, income tax, corporate tax, annual accounts and payroll, including the Becon extension scheme and broken financial years. Track status, see what is late or at risk, and prepare Gmail drafts that ask clients for their documents. It never sends email itself. One payment, no per-user fee.
€15
Multi-Company Dashboard
Combine one or more Moneybird administrations in one Google Sheet: consolidated profit and loss per month, intercompany left out, budget vs actual, year on year, debtor ageing, cash runway, a VAT preview, top customers, open invoices with links and a forecast from your recurring invoices. Uses Moneybird's official reporting API and runs in your own Google account. One payment, no subscription.
Solo €15 · Team €29
Browser extensions
Formdouble
Fill any form with realistic test data that passes its own rules: matching names and emails, valid patterns, ranges and undo.
Free · Pro €9
Stylelark
Hover any element to read its fonts, colours, spacing and contrast. Measure, pick colours and list every colour and font on the page.
Free · Pro €15
OutlineKit
See every box on a page: clean outlines by depth or tag, hover labels, spacing view. No fills unless you want them.
Free · Pro €5
Viewbench
Resize to exact viewport sizes with unlimited presets and shortcuts, and test one page on several devices side by side.
Free · Pro €9
Questions: support page.