EasySathi Blog
Practical guides that go deeper than our calculators alone.
Passport Photo Size Rules in India (2026)
The correct passport and visa photo dimensions for India and common destinations, plus practical tips for getting a photo accepted on the first try.
Read Article →5 min readSIP vs Lumpsum: Which Should You Choose?
A comparison of SIP and lumpsum mutual fund investing, covering how each handles market timing risk and when one approach fits better than the other.
Read Article →5 min readHow Income Tax Is Calculated Under the New Regime
A walkthrough of India's new tax regime slab structure, the Section 87A rebate, and a worked example of calculating tax on a sample income.
Read Article →5 min readHow to Calculate GST in India (2026 Guide)
A slab-by-slab guide to calculating GST in India, with worked examples for adding GST to a base price and removing GST from a GST-inclusive amount.
Read Article →6 min readEMI Explained: How Banks Calculate Your Loan EMI
A breakdown of the EMI formula banks use, what principal and interest components mean in an amortization schedule, and a worked example.
Read Article →4 min readHow to Compress an Image Without Losing Quality
Practical guidance on compressing images for web and forms while keeping them visually sharp, including format choice and when compression starts to hurt quality.
Read Article →5 min readGST on Freelance Income: What You Need to Know
When freelancers in India need to register for GST, how to charge it on invoices, and common mistakes that lead to under- or over-billing clients.
Read Article →5 min readHome Loan vs Personal Loan EMI: What Changes
How interest rates, tenure limits, and collateral requirements differ between home loans and personal loans, and what that means for your EMI.
Read Article →3 min readHow to Calculate Your Exact Age (and Why Date Format Matters)
How age is calculated in years, months, and days from a date of birth, and why regional date formats cause common calculation errors.
Read Article →4 min readPercentage Formulas You Actually Use in Daily Life
The handful of percentage calculations that come up constantly — discounts, markups, exam marks, and percentage change — with formulas for each.
Read Article →4 min readJPG vs PNG vs WebP: Which Should You Use?
A practical comparison of the three most common image formats — when each one makes sense based on transparency, compression, and use case.
Read Article →3 min readHow to Convert Multiple Images into One PDF
A step-by-step guide to combining several images into a single PDF document, including page size, orientation, and fit-mode choices.
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