Blog — Tips & Guides About Images
Free tutorials on image editing, sizes for social media, marketplaces and much more.
Technical
Image Base64: What It Is, How to Use It and When It's Worth It
Complete guide to Base64 for images: what it is, how to convert, when to use it in CSS and HTML, pros, cons and the impact on site performance.
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E-commerce
The Best Tools to Resize Images for E-commerce in 2026
Compare the leading free resizing tools and see the ideal sizes for Amazon, Shopify, Mercado Livre and social media.
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Optimization
10 Best Image Optimization Tools in 2026
TinyPNG, Cloudinary, ShortPixel and more: compare the leading tools to compress and optimize images and speed up your site.
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Image editing
Best Free Photo Editors in 2026
From GIMP to Pixlr: the best free editors for desktop, online and mobile — plus specialized tools for compression, conversion and background removal.
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Image editing
Best AI Tools to Create Images in 2026: Full Comparison
Midjourney, DALL-E 3, Stable Diffusion, Firefly and more: see which image-generation AI is best for each type of project and budget.
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Image editing
How to Use AI to Create, Edit, Enhance and Automate Images
From generation to batch processing: a complete overview of what artificial intelligence can do for your image work today.
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E-commerce
How to Create and Sell AI Images
Platforms that accept AI images, technical requirements, copyright issues and strategies to monetize your catalog.
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Image editing
10 AI Prompts to Create Realistic Images
Tested prompts for Midjourney, DALL-E and Stable Diffusion with the right structure for subject, lighting, camera and technical finish.
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Optimization
How to Improve Image Quality Without Losing Sharpness
AI upscaling, sharpening, smart compression and noise reduction: the complete guide to sharper images and lighter files.
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Image editing
Best AI to Restore Old Photos
Comparison of the leading tools to remove scratches, colorize and increase the resolution of old family photos.
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E-commerce
How to Resize a Photo for OLX and the Ideal Size
The right dimensions for OLX listings, upload limits, and how to resize your photos for free to sell faster.
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Background removal
How to Remove the Background From a Photo for Free Online
Learn to remove the background from any image in seconds, with no software to install and no sign-up.
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E-commerce
Photo Size for Mercado Livre, Shopee & Amazon 2026
Exact dimensions for each marketplace and how to resize your product photos for free.
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YouTube
How to Make a YouTube Thumbnail That Gets More Clicks
The correct size, essential elements, and a free tool to create professional thumbnails.
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Conversion
How to Convert PNG to JPG Online and Free
Convert PNG to JPG in seconds, no install needed. Supports batch conversion with ZIP download.
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Compression
How to Compress an Image Without Losing Quality
Which quality level to use in each situation and how to compress in batch for free.
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Social media
Photo Size for Instagram, Facebook, TikTok & YouTube 2026
A complete table with the ideal dimensions for every format and platform in 2026.
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Image formats
What Are SVG Images? Complete Guide
Understand what SVG is, how the vector format works, when to use it, and its advantages for logos and icons on the web.
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Image formats
What Are JPG Images? Complete Guide
How lossy compression works, what quality to use in each situation, and when JPG is the right choice.
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Image formats
What Are PNG Images? Complete Guide
Understand the alpha channel, the difference between PNG-8 and PNG-24, and when to use PNG instead of JPG or WebP.
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Image formats
What Are WebP Images? Complete Guide
Why WebP is up to 35% smaller than JPG and PNG, how to use it on your site, and when it replaces traditional formats.
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Image formats
PNG, JPG or WebP: Which Image Format Should You Use?
Understand the differences between the three formats and know which to choose for each situation: photos, logos, websites and social media.
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Web design
How to Create a Favicon: Sizes for Every Device
Complete guide with every favicon size for browsers, iPhone, Android and PWA — and how to install it on your site.
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Colors
How to Find the Color Code of Any Image
Practical methods to identify the HEX, RGB and HSL code of any color — online, in Canva, in Chrome and on your phone.
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Colors
Color Theory: Complete Guide for Design and Art
Color wheel, primary colors, complementary, analogous and monochromatic harmonies — everything to build professional palettes.
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Branding
The Psychology of Color in Marketing and Branding
How each color influences purchase decisions and brand perception. A guide with examples from big companies and how to apply it to your business.
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Image editing
How to Turn a Photo Into a Drawing: Effects and When to Use Them
Pencil, charcoal, watercolor, cartoon, neon and more — learn each effect, how it works, and which to choose for each project.
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Optimization
How to Reduce an Image From MB to KB Without Losing Quality
Practical methods to reduce the size of any image — online, on mobile, on Windows and on Mac.
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Optimization
How to Optimize Images for Your Site and Improve PageSpeed
Formats, compression, dimensions, lazy loading and srcset — everything that affects site speed and Google rankings.
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SEO
Image SEO: 12 Practical Tips for More Organic Traffic
Alt text, file naming, sitemaps, structured data and lazy loading — what really impacts image rankings on Google.
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Web design
Image Size for Websites: The Ideal Resolution and File Weight
A complete table with ideal dimensions and file sizes by image type — banner, product, blog, logo, thumbnail and more.
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E-commerce
Images for E-commerce: Complete Guide to Size, Background and Quality
Image specifications and best practices for Mercado Livre, Shopee, Amazon and TikTok Shop.
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YouTube
How to Create a YouTube Thumbnail That Gets More Clicks — Advanced Guide
Visual psychology, CTR, 7 principles of effective thumbnails, colors by niche, and how to test before publishing.
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Background removal
How to Remove the White Background From an Image: Logo, Product & Signature
Practical methods to remove the white background from logos, product photos and scanned signatures.
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Image formats
Transparent PNG: What It Is and How to Create a Transparent Background
What the alpha channel is, how transparency works in PNG, and three methods to create a transparent background on any image.
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Image formats
The Ultimate Guide to Image Formats: PNG, JPG, WebP, AVIF & SVG
How each format works under the hood, when to use each one, and the right choice for every situation.
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Image formats
PNG vs JPG: What's the Difference and When to Use Each
Lossy vs lossless, transparency, artifacts and file size — a direct comparison between the two most-used formats.
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Image formats
JPG vs WebP: What's the Difference and Why Switch
Why WebP is 25–35% smaller than JPG, when JPG is still worth using, and how to switch without compatibility issues.
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Image formats
PNG vs WebP: Which to Use for Logos, Icons & Transparent Images
Both support an alpha channel — but WebP produces smaller files. When PNG is still the safer choice.
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Image formats
SVG vs PNG: Which to Use for Logos and Icons
Vector vs raster: why SVG is superior for website logos and when PNG is still indispensable.
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Image formats
How to Convert an Image to WebP (and Why You Should)
Online, WordPress, command line and Node.js — every conversion method to WebP, with fallback for older browsers.
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Technical
What Is DPI and What Resolution to Use for Print and Web
The difference between DPI and PPI, why 72 DPI exists, pixel calculations for printing, and what Retina screens have to do with it.
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Technical
What Is Image Resolution: Pixels, PPI and DPI Explained
What a pixel is, how PPI and DPI relate, what megapixels are, and how to calculate the right resolution for each use.
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Optimization
How to Improve Image Quality Without Expensive Software
The right format, smart compression, resizing and WebP — four ways to improve the perceived quality of your images.
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Branding
What Is Visual Identity and How to Build Yours From Scratch
The six fundamental elements of visual identity, how to create each one, and the most common mistakes new brands make.
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Branding
How to Create a Visual Identity for Small Businesses
A practical guide to creating a logo, color palette and professional visual identity without hiring an agency.
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Branding
How to Make a Professional Logo for Free (Without Being a Designer)
A step-by-step guide to creating a logo that actually works — manually or with AI, no Photoshop or technical skills needed.
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Branding
Logo Size: Dimensions for Website, Social Media & Print
A complete table of logo dimensions and formats for every platform — Instagram, LinkedIn, WhatsApp, print and more.
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Branding
Logo Fonts: How to Choose the Right Typography for Your Brand
What each typographic style communicates, combinations that work, and the best free fonts by brand profile.
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Image editing
How to Create a WhatsApp Sticker With Your Photo
Cartoon effect, direct cutout or drawing — a step-by-step guide to creating custom WhatsApp stickers for free.
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Social media
LinkedIn Photo: Complete Guide to a Professional Profile Picture
Lighting, framing, the ideal background, and the exact technical specs for a profile photo, cover and company page.
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Privacy
What Is Image EXIF Metadata
Understand what EXIF metadata is, what data is hidden in your photos — including GPS — and why you should remove it before sharing.
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Technical
Image Copyright: What You Need to Know
How Brazil's Law 9.610/98 works, Creative Commons licenses, public domain, and what to do when your photos are used without permission.
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Technical
How to Create a Wi-Fi QR Code to Share Your Password
Generate a QR code that connects automatically to Wi-Fi — no password typing needed. Ideal for home, office, cafés and businesses.
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Social media
How to Create a QR Code for WhatsApp and Social Media
Turn any profile — WhatsApp, Instagram, TikTok or LinkedIn — into a QR code for business cards and printed materials.
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Social media
How to Create a PIX QR Code to Receive Payments
Generate a QR code with your PIX key for charges, donations and payments — free, no app, no sign-up.
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Image editing
How to Add a Watermark to Images — Full Guide
Text or logo, where to position it, what opacity to use, and how to apply it in batch to protect photos and digital artwork.
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