InstaBrief AI

Stop putting it off. Describe what you need, and InstaBrief will write the letter, print it, and post it today.

InstaBrief writes the letters you should have sent ages ago.

Cancellations, defect notices, objections, compensation claims: formal letters take time and nerves. InstaBrief saves you both. Describe your situation in plain language, and the app drafts a complete, formally correct letter in seconds. You review it, refine it if needed, and we print, fold, stamp, and hand it over to Deutsche Post on the same business day.

HOW IT WORKS

1. Describe it in your own words Just write what you need. No legal jargon, no templates. InstaBrief understands the common letters you need in everyday situations and turns your request into a formal letter.

2. Get a draft in seconds Your complete letter appears instantly: correct salutation, DIN 5008 layout, and a legally appropriate tone. Edit the text directly, or ask the AI by chat to make changes: “shorter”, “friendlier”, “add a 14-day deadline”? Done in seconds.

3. We send the letter, or you do it yourself Enter the address, and you’re done. We print, fold, stamp, and hand the letter over to Deutsche Post. Or download a free print-ready A4 PDF and send it yourself.

WHAT INSTABRIEF CAN DO

• Formal DIN 5008 letters: every draft follows German letter conventions, with the right structure, salutation, and formal legal style.
• Registered mail option: for documents that need proof of delivery, such as cancellations, warnings, objections, and payment reminders.
• Free PDF download: always free, no subscription. Includes window-envelope address alignment and DIN 5008 fold marks.
• No registration required: send your first letter directly, without creating an account.
• Tracking: for registered mail, you can follow every delivery status directly in the app.

FOR ALL THE LETTERS YOU’VE BEEN PUTTING OFF

Gym cancellation · Defect notice to your landlord · Contract withdrawal · Customer service complaint · Warranty claim · Mobile phone contract cancellation · Formal payment reminder

Less than five minutes. The hardest part is opening the app.