Guides & Tips
Practical, no-fluff guides on resume writing, tax saving, health calculators, PDF tools and more, each one linking straight to the free CrispToolHub tool that does the job.
Last updated: June 2026
Emergency Fund India 2026: How Much and Where to Keep It
How many months of expenses to keep, which accounts to use, and a liquid fund vs savings comparison.
Read moreFreelance Tax India 2026: What You Owe and How to File
Section 44ADA presumptive tax, advance tax, the GST threshold, deductions and ITR-4 filing.
Read moreNRI Tax India 2026: What Is Taxable and When to File
What counts as Indian income, NRE vs NRO rules, DTAA benefits, TDS rates and when NRIs file.
Read more401k Guide 2026: Limits, Match and How to Maximize It
Contribution limits, employer match, Roth vs Traditional, vesting and RMDs for your US 401k.
Read moreCapital Gains Tax India 2024: New LTCG and STCG Rates
The new equity, property and debt fund rates after Budget 2024, with the property grandfathering option.
Read moreNPS India: Complete Guide 2026, Returns and Tax Benefits
The extra 80CCD(1B) deduction, Tier 1 vs Tier 2, returns, and how the pension and annuity work.
Read moreMutual Fund SIP Guide India 2026: How to Start and How Much
How SIP works, how much to invest, choosing funds, step-up SIP and how returns are taxed.
Read moreEPF Guide India 2026: Interest Rate, Withdrawal and UAN
The 8.25% rate, EPS pension, withdrawal rules, UAN and how to check your balance.
Read moreRent vs Buy India 2026: When Does Buying Make Sense?
The true cost comparison with EMI, HRA, appreciation and the opportunity cost of your down payment.
Read moreSingapore Income Tax 2025: IRAS Rates and CPF Take-Home
IRAS resident rates, CPF contributions, earned income relief and what you actually take home.
Read moreIreland Income Tax 2025: PAYE, USC and PRSI Take-Home
The standard-rate band, tax credits, USC and PRSI, and what lands in your account.
Read moreNew Zealand Income Tax 2025-26: Brackets and Take-Home
IRD brackets, the ACC levy, KiwiSaver and student loans, and what you actually take home.
Read moreUK Income Tax 2025-26: Rates, Allowances and How to Pay Less
Personal allowance, tax bands, National Insurance and the legal ways to cut your UK income tax bill.
Read moreStamp Duty UK 2026: Rates, Thresholds and First-Time Buyer Relief
SDLT, LBTT and LTT for England, Scotland and Wales, with first-time buyer relief and the second-home surcharge explained.
Read moreCanada Income Tax 2026: Brackets, Deductions and How to Pay Less
Federal brackets, provincial tax, the 14% rate cut, RRSP deductions, TFSA and FHSA explained.
Read moreRRSP vs TFSA Canada 2026: Which is Better for You?
The one question that settles the RRSP vs TFSA debate, with a decision rule and worked example.
Read moreAustralia Income Tax 2025-26: Brackets, Medicare Levy and Stage 3
ATO brackets, the Medicare Levy, Stage 3 tax cuts, LITO and HECS repayments, plus a free calculator.
Read moreHow Superannuation Works in Australia: 12% Rate, Caps and Balance
The 12% Super Guarantee, contribution caps, fees, and how to grow your super balance for retirement.
Read moreHow to Save Income Tax India FY 2025-26: A Practical Guide
80C, NPS, HRA, home loan and 80D explained in plain language, with a before-31-March checklist to stop overpaying.
Read moreRetirement Planning India 2026: How Much Corpus Do You Need?
Why inflation breaks most plans, the corpus formula, and how much to save each month by age. With a free calculator.
Read moreThe Power of Compounding: Why Starting Early Changes Everything
How interest-on-interest builds wealth, the Rule of 72, and what a โน5,000 SIP becomes if you start at 25 versus 35.
Read more60 Best Free Online Tools in 2026 You Should Know
Fifty genuinely free tools across PDF, image, resume, finance, health and developer categories. No sign-up, no limits.
Read moreFree Tools for Small Business India 2026
Invoice, GST, budget, loan and productivity tools to run the back office of a small business without a subscription.
Read moreGST Invoice Format India 2026: Mandatory Fields Explained
The 12 mandatory fields, CGST vs IGST, B2B vs B2C and e-invoice rules, plus a free GST invoice generator.
Read moreHow to Calculate CGPA: All University Formulas Explained
How CGPA works, plus the exact CGPA-to-percentage formula for VTU, Mumbai, Anna University, CBSE and more.
Read moreGST Rates in India 2025-26: Complete Updated List
Every GST rate updated for GST 2.0: the new 0%, 5%, 18% and 40% slabs, item by item, with worked examples.
Read moreHRA Exemption Calculation FY 2025-26, With Examples
The three-condition formula, metro vs non-metro cities, and a full worked example for getting your HRA claim right.
Read morePPF vs FD vs ELSS: Best Tax Saving Option 2026
Returns, lock-in, risk and tax for the three big 80C options compared, with a simple way to pick what fits you.
Read moreHome Loan Eligibility in India 2026: How Much?
How banks use FOIR and your credit score to decide your loan, plus practical ways to qualify for more.
Read moreHow to Make Your Resume ATS-Friendly in 2026
Beat the resume-scanning robots with 10 practical, recruiter-tested formatting and keyword tips.
Read moreNew vs Old Tax Regime 2025-26: Which Saves More?
A clear, side-by-side guide to India's two tax regimes for FY2025-26, and how to pick the cheaper one.
Read moreWhat is BMI? Complete Guide to Body Mass Index
What BMI means, how it's calculated, what your score says about your health, and where it falls short.
Read moreHow to Compress PDF Without Losing Quality
Why PDFs get huge, the methods that shrink them, and how to keep your text crisp while cutting file size.
Read more10 Free Tools That Replace Expensive Adobe Software
Swap pricey Adobe subscriptions for free browser tools that handle PDFs, photos, colors and more.
Read moreFAQ
Frequently asked questions
Is the CrispToolHub blog free to read?
Yes. Every guide on the CrispToolHub blog is completely free, with no paywall, no sign-up and no email required. Each article also links to the relevant free tool so you can act on what you read straight away.
How often do you publish new guides?
We add new guides as we ship new tools and learn what readers are searching for. They're usually practical, problem-solving how-tos around resumes, taxes, health calculators, PDFs and productivity. Subscribe to the newsletter to hear when a new guide goes live.
Who writes the CrispToolHub blog?
The guides are written by Pranjal Srivastava, a security engineer and the founder of CrispToolHub. Every article is grounded in the same free, privacy-first tools that power the rest of the site.