Tool launches and changelog from numbo.io https://numbo.io/ 2026-05-17T03:00:00Z https://numbo.io/favicon.svg numbo.io https://numbo.io/ https://numbo.io/announcements/au-stamp-duty-2026-05 2026-05-17T03:00:00Z 2026-05-17T03:00:00Z

Property transfer duty across NSW, VIC, QLD, WA, SA, TAS, ACT, and NT — pick a state, enter the price, optionally apply the first-home-buyer concession. Handles VIC's $960k–$2M flat band, ACT's $1.455M flat band, and NT's polynomial formula correctly.

https://numbo.io/announcements/llm-switch-openai-2026-05 2026-05-17T00:00:00Z 2026-05-17T00:00:00Z

All AI-powered tools (Word Unscrambler definitions, Text Summarizer, daily quote) now route through OpenAI's GPT-5.4-mini instead of DeepSeek. Same architecture (Cloudflare Worker proxy, 30-day edge cache, no input logging), different model. Privacy page updated with the new third-party processor.

https://numbo.io/announcements/country-tax-tools-2026-05 2026-05-16T23:30:00Z 2026-05-16T23:30:00Z

UK Stamp Duty Calculator with tiered bands and first-time buyer relief, VAT Calculator covering 20 European countries with a single rate selector, and Indian GST Calculator handling all 5 slabs plus the CGST + SGST split for intra-state supply.

https://numbo.io/announcements/text-summarizer-2026-05 2026-05-16T22:00:00Z 2026-05-16T22:00:00Z

First LLM-powered tool on numbo.io. Paste any article, document, or meeting transcript — get a one-sentence TL;DR and 3–7 bullet-point key takeaways. Works in English, Chinese, and most major languages. Free, no signup.

https://numbo.io/announcements/word-definition-2026-05 2026-05-16T21:00:00Z 2026-05-16T21:00:00Z

Tap any word in the unscrambler results and a popover slides in with a concise definition and example sentence, powered by OpenAI's GPT-5.4-mini. Common words are cached so repeat lookups are instant.

https://numbo.io/announcements/base-converter-v2-2026-05 2026-05-16T12:00:00Z 2026-05-16T12:00:00Z

Adds fixed bit widths (8/16/32/64), two's-complement signed decimal (−1 ↔ 0xFFFFFFFF in int32), an interactive bit grid you can click to flip individual bits, per-field copy buttons, and localStorage-persisted format prefs.

https://numbo.io/announcements/base-converter-2026-05 2026-05-16T00:00:00Z 2026-05-16T00:00:00Z

Convert between binary, octal, decimal, and hexadecimal — all four fields live, edit any one to update the others. BigInt precision under the hood so 64-bit values pass through without rounding.

https://numbo.io/announcements/word-unscrambler-2026-05 2026-05-15T18:00:00Z 2026-05-15T18:00:00Z

Find every valid English word you can make from a set of scrambled letters. 172,000-word dictionary, results grouped by length and Scrabble-scored. Wildcards (?) supported for blank tiles.

https://numbo.io/announcements/gst-au-2026-05 2026-05-15T12:00:00Z 2026-05-15T12:00:00Z

Add or remove Australia's 10% GST on any price. Shows the ex-GST net, the GST line, and the GST-inclusive total side by side. Works both directions with one input.

https://numbo.io/announcements/launch-2026-05 2026-05-15T00:00:00Z 2026-05-15T00:00:00Z

Ten free online calculators and converters, plus a basic calculator on the homepage. Mortgage, BMI, percentage, currency, unit, time zone and more — no sign-up, no popups.