Blog
Practical guides so you don't pick the wrong format. All articles are written to help you get the best results with FORMATTO, no upload, no drama.
HEIC vs JPG: Which Saves More Space (and When to Convert)
HEIC is typically 40–50% smaller than JPG, but compatibility still wins at share time. Real numbers, when to convert, and how to do it without uploading.
FLAC to MP3: How to Shrink 70% Without Losing Much Quality
Have a 500MB FLAC collection? Convert to 320kbps MP3 with the right settings so casual ears can barely tell the difference, but your storage breathes.
Converting MP3 to WAV and Back: When to Use Which Format?
MP3 is small but lossy; WAV is big but lossless. Understand the difference, when conversion makes sense, and how to change audio formats 100% in your browser with no upload.
How to Compress Photos Without Losing Much Quality
Shrink photos 70% without breaking them? Learn the difference between lossy and lossless, ideal quality settings, and proper resize tricks that keep photos sharp.
JPG vs PNG vs WebP vs AVIF: Which Is Smallest and When to Use Each?
Can't decide on an image format? Compare JPG, PNG, WebP, and AVIF file sizes with real numbers, plus when to use each for web and archives.
How to Open iPhone HEIC Photos on Windows Without the Hassle
iPhone HEIC photos won't open on Windows? Learn why HEIC isn't compatible and how to convert them to JPG/PNG 100% on-device with no upload.