biz59
Tools for developers, data people and small teams.
Biz59 LLC is a small company in New York. We build and run eleven products, most of them with one sign-in, and we write about what we see in software, AI and startups.
A database client, plus free data tools in the browser.
iPaid, i Owe: track what you owe and what is owed to you.
Security tools for small sites and teams, with one sign-in.
Short links, QR codes and page-view tracking.
An email router for apps, developers and bots.
Privacy policies, consent records and download/delete requests for apps and sites.
Website, policies, support pages, sign-in and cloud sync for your mobile app.
Offline-first cloud sync for your app's data, with sign-in for your users built in.
Our build agent: describe your app in a chat and watch it get built. Coming soon.
A whiteboard that also draws the diagram from your outline.
Markdown notes and documents that look good on screen and on paper.
More articles
Deferred revenue at a small SaaS: a $12,000 annual prepayment, month by month, and what a buyer subtracts
One $12,000 annual subscription, all 12 monthly entries, the $8,000 unused-service refund, QuickBooks and Xero workflows, cash-versus-accrual tax timing, and three deal treatments that move the seller's cheque by $75,000.
ISO 27001 or SOC 2 when the customers are in Europe: costs, timelines and which one a German or Dutch buyer asks for
We counted two years of EU software tenders: ISO 27001 in 1,202 German procedures, SOC 2 in 49, and most of those accept it only as an alternative. What each costs a ten-person vendor over three years ($104,500 and $114,000), surveillance audits, C5 and NEN 7510, and running both on one control set.
The first penetration test for a small SaaS: what $5,000 buys, what $25,000 adds, and what buyers read in the report
$5,000 is two to four tester days and $25,000 is nine to twenty. Published 2026 prices, a worked budget for a small SaaS, how to spot a scan with a cover page, what goes in a letter of attestation, and how to show your findings to a customer.