Free tools

Free marketing and AI tools Your own numbers, no sign-up.

I turned the calculations and checklists I use with clients every day into tools. They all run in your browser: nothing you type is sent anywhere, and none of them asks for your email.

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Tools

Which question do you need answered?

Each tool answers one question: am I making money at this price, how do I ask for the image, will the first line of my video hold, is my team ready for AI?

  • E-commerce

    Marketplace profit & break-even ROAS calculator

    Shows what you actually keep from a sale on Amazon, eBay, Etsy or TikTok Shop, your break-even price and how much you can spend on ads.

  • Content

    AI image prompt generator

    Pick scene, light, angle and format for a product photo or short video; get a prompt and negative prompt ready to paste into your AI tool.

  • Social media

    Hook generator & X-Ray

    Scores the first line of your Reels or TikTok video on 8 rules, runs two hooks head to head and generates new hooks for your topic.

  • Training

    AI readiness assessment

    Ten questions score how ready your team is for AI out of 100, then suggest three first steps based on your weakest areas.

How it works

Why are these tools free, and how do they work?

Every tool runs inside the page, in your browser. No server request, no AI credits, and nothing you enter is stored. Close the page and it is gone.

The calculation and scoring rules are written out on each tool's page. Rates that change, such as marketplace fees, are not built in; you enter the current figure from your own seller dashboard.

If you want to go through your result together, the WhatsApp button under each tool adds it to the message. The first 15-minute call is free; paid work is priced here.

FAQ

Your questions, answered.

Are the tools really free?

Yes. No sign-up, email or card, and no usage limit. Because they run in your browser, they cost me nothing to run either.

Where does the information I enter go?

Nowhere. Calculations happen in your browser and are not sent to a server or stored. For analytics, only which tool was used and the result band (for example "profit" or "loss") are counted; your numbers and text are not part of it.

How accurate are the results?

As accurate as the numbers you enter. The profit calculator is not tax or accounting advice, a hook score is not a view guarantee, and the readiness assessment is a starting snapshot. Each tool's page lists its assumptions.

Will you add more tools?

Yes. A barcode tool and an email deliverability check are next. Message me on WhatsApp with a calculation you do by hand every week and I'll add it to the list.

THE NEXT STEP

Let's read your result together

The first 15 minutes are free. Send me the number or score the tool gave you on WhatsApp and we'll decide the next step together.

0539 937 83 72
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Privacy and Turkish Data Protection Notice

I am Emre Murat Yıldırım, the data controller operating Invoran as a sole proprietor. Address: Mustafa Kemal Mahallesi, Bilişim İnovasyon Merkezi, ODTÜ Teknokent 280, D:G, 06510 Çankaya / Ankara, Türkiye. Contact me about privacy at emre@invoran.com. Phone: 0539 937 83 72.

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Contact form entries stay in browser memory until you open the WhatsApp link; they are not submitted to this website. Opening the link transfers the draft to WhatsApp. You must then send it in WhatsApp for me to receive your message. WhatsApp’s own privacy terms apply. Training demo entries are also processed in browser memory. You can contact me by email or phone instead.

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Last updated: October 31, 2026.