Image Compression Blog
Practical guides, tips, and tutorials on image compression and resizing
RRB Photo Requirements 2025: Complete Railway Recruitment Photo Guide
Applying for RRB NTPC, Group D, JE, or ALP? Don't let photo rejection delay your railway dream. Get exact dimensions (3.5×3.5cm), file size (20-50KB), and background color requirements.
How to Resize Image to 20KB in 2025 (The Real Way)
Need your photo exactly 20KB? I've resized over 500 images this year alone. Here's the step-by-step process that actually works, plus tips to maintain quality while hitting that exact file size.
Pan Card Photo Requirements 2025: Complete Guide
Everything you need to know about Pan Card photo specifications. Got rejected twice before I figured this out - learn from my mistakes and get it right the first time.
Compress to 50KB Without Losing Quality
Everyone says "you'll lose quality" when compressing. That's half true. Here's the science behind compression and how to hit 50KB without destroying your photos.
Government Exam Photo Guidelines (RRB, SSC, UPSC)
Comprehensive comparison of photo requirements for major Indian government exams. Save time with our quick reference table showing exact specifications for each exam.
Batch Image Compression: Resize 100 Images to KB at Once
Need to compress 100+ images to 20KB each? I've tested every batch compression method. Here's the fastest way to process hundreds of photos without spending hours.
Reduce Image Size: 10 Methods (Only 3 Work)
I tested 10 popular methods to reduce image file size. Honest review of Photoshop, online tools, mobile apps. Spoiler: 7 failed completely, here are the 3 that actually work.
Photo Size Guide: 10KB, 15KB, 30KB, 100KB - When to Use Each
Confused about which KB size to choose? I've uploaded images at every size from 10KB to 200KB. Here's exactly when to use each size, with real examples and quality comparisons.
JPG to 20KB: Why Tools Add Watermarks (And Ours Doesn't)
You compress your photo, it looks perfect... then you see the watermark. Here's why "free" tools aren't free, and how we keep ResizeKB actually free forever.
Passport Photo Size: 51mm × 51mm at 50KB Guide
Complete passport photo specifications for 2025: Indian 51×51mm, US 2×2", UK, Schengen visa. Learn dimensions, file sizes, and common photo booth mistakes.
Best Image KB Reducers Compared: We Tested 15 Tools
I spent two weeks testing every popular image KB reducer. Compressed the same photo 15 different ways. Here's what actually works, what's overrated, and which tool you should use.
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