DDocuMixa

All tools

44 free tools for your PDFs, images, calculations and documents, online and with nothing to install.

PDF

8 tools

Coming soon

Compress PDF

Reduce the size of your PDF files.

Open

Merge PDF

Combine several PDFs into one document.

Open

Split PDF

Extract pages or split your PDF by ranges.

Open

JPG to PDF

Convert JPG images into a PDF document.

Open

PDF to JPG

Convert the pages of a PDF into JPG images.

Open
Coming soon

Word to PDF

Convert Word documents to PDF.

Open

Rotate PDF

Turn your PDF pages to the right orientation.

Open

Delete PDF pages

Remove the pages you don't need from your PDF.

Open

Images

9 tools

Compress image

Reduce the size of your images without hassle.

Open

Resize image

Change the width and height of your images instantly.

Open

Convert JPG to PNG

Convert JPG images to PNG without loss.

Open

Convert PNG to JPG

Convert PNG to JPG and reduce your images' size.

Open

Convert WEBP to PNG

Convert WEBP images to the universal PNG format.

Open

Convert HEIC to JPG

Convert iPhone HEIC photos to compatible JPG.

Open

Convert DXF to PDF

Convert CAD DXF drawings to PDF to print and share.

Open

Crop image

Crop your images to the area you need.

Open

Image to PDF

Convert one or several images into a single PDF.

Open

Calculators

21 calculators

New

VAT calculator

Add or extract VAT from any amount.

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Ecuador VAT calculator

Calculate VAT in Ecuador, with an editable rate.

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Percentage calculator

Calculate percentages, proportions and changes.

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Discount calculator

Calculate the savings and the final price with a discount.

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Rule of three

Solve simple rule-of-three problems instantly.

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Age calculator

Calculate your exact age in years, months and days.

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Days between dates

Count the days between two dates.

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Unit converter

Convert length, weight, temperature, area and volume.

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Tip calculator

Calculate the tip, the total and how much each person pays.

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Simple interest calculator

Calculate simple interest, final amount, principal, rate and time.

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Compound interest calculator

Project your money with contributions, rate and compounding.

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Installment calculator

Calculate the value of each installment by amount, term and rate.

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Loan calculator

Estimate the monthly payment, total paid and interest.

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Worked hours adder

Add shifts, subtract breaks and calculate hours and pay.

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Currency converter

Convert currencies with an editable exchange rate.

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Ecuador net salary calculator

Estimate your net salary in Ecuador with contributions and deductions.

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Ecuador 13th salary calculator

Estimate the thirteenth salary in Ecuador.

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Ecuador 14th salary calculator

Estimate the fourteenth salary with an editable basic wage.

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Ecuador reserve funds calculator

Estimate reserve funds with an editable percentage.

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Ecuador vacation calculator

Estimate accrued and pending vacation days.

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Ecuador profit-sharing calculator

Estimate profit sharing by time worked and dependents.

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Documents

6 generators

New

Authorization letter

Authorize someone to carry out a procedure or task on your behalf.

Open
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Resignation letter

Resign from your job clearly and professionally.

Open
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Recommendation letter

Recommend someone, highlighting their performance and qualities.

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Payment receipt

Leave a record of a payment received for an amount and purpose.

Open
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Formal request

Write a formal request or petition to an institution or person.

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Letter to the school

Justify an absence or request permission for a student.

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Frequently asked questions

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