Brazil tools and calculators
These pages check or calculate against Brazil's published formats and rules.
This hub lists the 3 tools on TNAADO Tools that are specific to Brazil. The largest groups are Calculators (1), Canadian Tools (1) and International Trade, Postal & Payments Tools (1). Every page is free, runs in your browser and names the rule or register it uses, so you can check the source before relying on the number.
Calculators · 1 tool
Shopee Brazil Fee Calculator: Comissão & Payout
Free Shopee Brazil fee calculator (calculadora de comissão): 20% + R$4,50 or 14% + R$16 to R$26 by price band, with payout. Checked 19 October 2026.
Business · Shopee Brasil seller commission Shopee Brasil charges one commission, a percentage plus a fixed amount that depends on the price band of the item, and it already includes the transaction fee. Enter your price and cost to see the commission, your…
Canadian Tools · 1 tool
Brazil CNPJ Validator – Format & Checksum Check | TNAADO
Free Brazil CNPJ validator for numeric and the new alphanumeric CNPJ (live since July 2026). Checks the real modulo 11 check digits, ASCII minus 48…
International · Brazil Check a 14-character CNPJ, the old all-digit kind or the new one with letters that Receita Federal began issuing on 31 July 2026. Everything runs in your browser. How it works: each of the first 12 characters becomes its ASCII code…
International Trade, Postal & Payments Tools · 1 tool
Singapore CPF Contribution Calculator 2026
Singapore CPF contribution calculator on the CPF Board 2026 table: employee and employer shares by age, S$8,000 wage ceiling and take-home pay.
Singapore · CPF Enter age and monthly wages for Singapore Citizens and Permanent Residents (third year onwards). See employee and employer CPF and pay after the employee share. At age 55 and below the total is 37% of wages (20% employee, 17% employer) up to…
Why these tools are listed under Brazil
A tool is placed under Brazil when its address or title names the place, as with Brazil CNPJ Validator – Format & Checksum Check and Shopee Brazil Fee Calculator, or when it sits in a section built for that country. The same tag is written into each page's structured data as the place it covers, so search engines and assistants can tell which rules a result was built for. Generic tools such as unit converters carry no jurisdiction and are not listed. Rates and thresholds change, so check the dated source on each tool before filing, paying or signing anything.