IsonAIIsonAI Insights
Practical guides for getting everyday things done in Indonesia, and using AI effectively. Written to be used, not just read.
Admin & Documents
How to File Your SPT Tax Return via Coretax
File your personal Indonesian annual tax return via Coretax: activate the account, check the prefill, sign with a passphrase, and save the BPE receipt.
Get or Renew an Indonesian Passport (M-Paspor 2026)
How to make or renew an Indonesian passport via M-Paspor in 2026: requirements, official fees, paying the billing code, quota, interview, and biometrics.
Register for BPJS Kesehatan via Mobile JKN (2026)
Register for BPJS Kesehatan (PBPU) via Mobile JKN for one family card: requirements, official premiums per class, the 14-day wait, and fines.
How to Register a PT Perorangan in Indonesia
Register a one-person PT (Perseroan Perorangan) yourself: eligibility, the Rp50,000 fee, AHU Online and OSS steps, NIB, and post-setup duties.
Everyday AI
How to Edit, Fill & Sign PDFs for Free
Pick the right method to fill forms, edit text, OCR scans, merge/split, redact, and sign PDFs—plus how to keep sensitive documents private.
How to Calculate PPh 21 (Indonesian Income Tax)
Calculate PPh 21 salary tax correctly: two engines (monthly TER and annual Article 17), the PTKP table TK/0–K/3, and three worked examples.
How to Write a CV & Cover Letter with AI
Produce a clean, ATS-friendly CV and cover letter with AI: gather your material, draft, align keywords to the job ad, personalise, plus copy-paste prompts.
AI That Understands Indonesian: How to Test It
What 'understands Indonesian' really means, why many global models stumble on slang and regional languages, plus a rubric and prompts to test it yourself.
Safety & Privacy
How to Protect Your Personal Data Online
Concrete checklists to secure your devices, accounts, and ID documents, respond to data breaches, and use your rights under Indonesia's PDP Law.
How to Check & Report Online Scams in Indonesia
Check suspicious bank accounts, numbers, investments, jobs, and shops via Indonesia's official channels, plus how to report and recover funds if scammed.
AI with Data Processed in Indonesia
Why an AI's data-processing location matters, how it ties to UU PDP and PP 71/2019, what to check in a privacy policy, and the in-country AI option.
Compare AI
5 Free AI That Handle Indonesian Well
An honest shortlist of five free AI assistants that handle Indonesian, what each free tier gives you, and which need each one fits best.
ChatGPT vs Gemini vs IsonAI (Indonesia)
An honest comparison of ChatGPT, Gemini, and IsonAI: reasoning, Indonesian context, privacy, and cost, plus a test method and prompt set to run yourself.
How to Switch from ChatGPT to a Local AI
Already on ChatGPT and want to move? A step-by-step guide to switching (including to a local option): check features, export data, test side by side.