Ready-to-use tools built by Jostar
Invoices, CVs, certificates, formal letters, and a CRM for tracking leads & orders — sign up and get 20 free credits to try them. Living proof of the quality we build, with more on the way. Note: the tools themselves are currently in Indonesian.
Domain Checker & Price Compare
Check whether a domain name is still free, then compare what Indonesian registrars charge for it — including the renewal price most comparison sites leave out. (In Indonesian)
Product Photos to Video
Upload your product photos and get a ready-to-post sales video — AI writes the script, reads it in an Indonesian voice, then assembles a 9:16 video with subtitles. (Indonesian voice & script)
Automatic Video Subtitles
Upload a short video and get Indonesian subtitles you can correct yourself, then burned straight into the video — ready for TikTok, Reels, or Shorts. (In Indonesian)
Billing & Invoice Generator
Create professional invoices and paid receipts in seconds. 4 templates, custom logo & colors, PDF export. (In Indonesian)
CV & Cover Letter Builder
Build ATS-friendly CVs and professional cover letters with modern templates. (In Indonesian)
Certificate Generator
Generate certificates in bulk — paste a name list or import CSV, 3 templates, custom logo & colors, one print-ready PDF. Every certificate carries a scannable verification QR. (In Indonesian)
Formal Letter Generator
Create 24+ types of official Indonesian administrative letters — from declarations & powers of attorney to agreements with a clause editor. 3 templates, PDF export.
Freelancer CRM
Manage leads, clients, orders, and task lists in one place — visual pipeline, follow-up reminders, and a shareable intake form that turns enquiries into structured leads. (In Indonesian)
More tools
In the works: AI letter generator, image enhancer, and more.
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