Investment Guides
Free, jargon-free guides with interactive calculators for Global investors — DCA planning, retirement, inflation, market scenarios, and more. Written by Rajat.
All Guides
Low-Cost vs High-Fee Funds: The 1% That Costs You $165,000
Both low-cost index funds and high-fee active funds invest in the market. But a 1% expense ratio difference will silently cost you $165,000+ over 30 years.
How to Get a Mortgage with a Low Credit Score
Having a low FICO score doesn't mean you can't buy a home. Learn the exact strategies to secure a mortgage even with a score below 650.
Why the First $100k is the Hardest (Charlie Munger's Wealth Secret)
Charlie Munger famously said the first $100k is a b*tch. Discover the math behind why wealth explodes after $100k and how compounding takes over.
DCA vs CD vs 401(k) Comparison Tool
Compare the wealth generated by Mutual Fund SIPs against traditional safe investments like 401(k) and Bank HYSAs. See exactly how much extra wealth you can generate.
Cost of Delay Calculator — See What Waiting Costs You
Discover the devastating impact of delaying your DCA investments. See how much wealth you lose by waiting and find out exactly how much extra you'll need to invest to catch up.
How Much DCA Should I Do Based on My Salary?
Use the 50-30-20 budgeting rule to find your ideal DCA amount. Interactive calculator shows Conservative (10%), Moderate (20%), and Aggressive (30%) plans with 20-year projections.
How Much DCA Do I Need to Retire?
Enter your age, expenses, and retirement target — get the exact monthly DCA needed. See the devastating cost of delaying by just 5 years.
DCA vs Lump Sum — Which Is Better? Interactive Comparison
Compare DCA and Lumpsum returns under Bull, Bear, and Volatile market scenarios. See which strategy wins — and by how much — with real-time charts.
How Much DCA to Beat Inflation? Real vs Nominal Returns
See how inflation erodes your DCA returns. Dual-chart comparison of nominal vs real value, purchasing power erosion callout, and year-by-year breakdown.
How Much DCA to Reach $1 Million in 10, 15 & 20 Years?
Get the exact monthly DCA amount you need at 10%, 12%, and 15% annual returns across different time horizons. Includes step-up DCA comparison showing how you can start with 44% less.
DCA for Child Education — Education Goal Calculator
Education inflation runs at 10%+ per year. Find exactly how much DCA you need to fund your child's engineering, medical, or MBA degree — before the cost doubles.
DCA for House Down Payment — Save for Your Dream Home
Property prices rise 7%+ annually. See the future cost of that $1,000,000 house, the down payment you need to save, and the exact monthly DCA to get there — with city-wise reference.
DCA During Market Crash — Should You Stop or Continue?
Interactive crash simulator. See exactly how much wealth you lose by pausing DCA during a 40% market fall — and why rupee-cost averaging makes crashes the best time to invest.
CAGR vs XIRR vs Absolute Return — What's the Difference?
When Groww shows "XIRR" and a fund shows "CAGR", are they the same? No — and the confusion costs investors bad decisions. This guide explains each clearly with worked examples.
SWP vs DCA: What's the Difference & Who Should Use Each?
DCA builds your wealth over time, SWP pays you a monthly salary when you retire. Understand the core differences and tax advantages.
DCA vs STP: How to Invest a Lump Sum Safely
Got a huge bonus or sold a property? Learn how to use a Systematic Transfer Plan (STP) to avoid market timing risks.
What is a Flexi DCA? (And Who Should Use It)
Freelancer with irregular income? Learn how Flexi DCAs allow you to change your monthly investment amount without breaking discipline.
Step-Up DCA: The Secret to Retiring Early
Also known as a Top-Up DCA, learn how increasing your DCA by just 10% every year can double your final retirement corpus.
Trigger DCA: How to Automatically Buy the Dip
Want to invest more money only when the stock market crashes? A Trigger DCA allows you to set rules for when your money gets invested.
Dynamic DCA (Market-Linked DCA)
Dynamic DCA takes the emotion out of investing by using algorithms to decide exactly how much you should invest this month based on valuations.
7 Common DCA Mistakes to Avoid
Are you unknowingly destroying your long-term wealth? Avoid these frequent DCA mistakes like pausing during a crash.
5 Types of DCAs Explained: Regular, Flexi, Perpetual
Not all DCAs are created equal. Depending on your income stability and strategy, choose a DCA that fits your unique needs.
DCA for Expats: A Complete Investing Guide
Can expats invest globally? Learn about international accounts, taxation, and how to safely navigate cross-border investing.
DCA vs Universal Life Insurance: Why Mutual Funds Win
Never mix insurance and investment. See why pure mutual fund DCAs easily beat Life Insurance products over the long term.
What is an Expense Ratio? How Fees Destroy Wealth
Understand how Wall Street deducts 12b-1 fees and management costs from your portfolio, and how to stop the bleed with low-cost index funds.
When Should You Sell a Mutual Fund or ETF?
Avoid panic selling during market corrections. Learn the logical reasons to sell, including tax-loss harvesting, style drift, and rebalancing.
How to Build a Bogleheads 3-Fund Portfolio
Simplify your retirement. Learn how to allocate Total US, Total International, and Total Bond funds based on your age and risk tolerance.
Large Cap vs Small Cap Funds: Risk and Reward
Compare the S&P 500 (Large Cap) with the Russell 2000 (Small Cap). Learn about the small-cap risk premium, historical drawdowns, and portfolio allocation.
Capital Gains Tax on Mutual Funds & ETFs
Understand Short-Term vs Long-Term capital gains tax, the Net Investment Income Tax (NIIT), and how to use Tax-Loss Harvesting to reduce your IRS bill.
401(k) vs Roth IRA vs Traditional IRA: Which is Best?
Compare contribution limits, employer matches, and pre-tax vs post-tax (tax-free growth) strategies to maximize your retirement accounts.
S&P 500 Index Funds vs Active Mutual Funds
Why Warren Buffett made a $1 million bet on the S&P 500. Learn how the 1% fee drag of actively managed funds destroys your compounding returns.
AI Trading Bots vs DCA Compounding: The Math Behind the Hype
Can AI predict the stock market? Discover why complex algorithmic trading often loses to the boring, tax-efficient compounding of an S&P 500 ETF.
Paying Off Mortgage Early vs Investing (DCA) in the S&P 500
Should you use extra cash to clear your mortgage or invest it in the market? We break down the math and tax implications.
Auto Loan vs DCA: How Your Car is Destroying Your Retirement
See what happens to your retirement corpus when you invest $500/month instead of paying it toward a depreciating asset.
DCA at S&P 500 All-Time Highs vs Waiting for a Market Correction
Historical data reveals why trying to time the market usually results in lost returns, and why DCA thrives at market peaks.
Step-Up DCA vs Regular DCA: Catching Up on Retirement at 35+
Starting late? Discover how increasing your DCA by just 10% every year can mathematically bridge the 10-year gap you missed.
Physical Gold vs S&P 500 DCA: The Ultimate Inflation Hedge
A side-by-side comparison of the traditional safe haven against equity over a 15-year horizon, factoring in post-tax returns.
Step-Up DCA Strategy for Freelancers & Independent Contractors
How to successfully build a massive retirement corpus using Step-Up DCA even when your monthly 1099 income fluctuates wildly.
How to Invest Your Annual Raise: The 50% Step-Up Rule
Beat lifestyle creep mathematically. See what happens when you commit exactly 50% of your annual raise to your Step-Up DCA.
Using Step-Up DCA to Outpace 8% College Tuition Inflation
A flat DCA will fail to fund your child's college degree. Learn how aggressive Step-Up DCA bridges the 8% tuition inflation gap.
The 10-10-10 Rule of Investing: Upgraded with Step-Up DCA
We mathematically deconstruct the viral 10-10-10 investing rule of thumb and prove why adding a 10% annual Step-Up crushes it.
Step-Up DCA vs Lumpsum: What Works Best in a Bull Market?
When markets are euphoric, should you deploy cash in a lump sum or use a highly aggressive Step-Up DCA? The data might surprise you.
Portfolio Line of Credit (PLOC): The Billionaire Strategy
Learn how the ultra-wealthy use the Buy, Borrow, Die strategy. Secure low-interest capital for emergencies without stopping your compounding.
Try Our Free Calculators
Step-Up DCA Calculator
DCA with step-up, lump sum & inflation
Lumpsum Calculator
One-time investment future value
DCA Goal Calculator
Time to reach $1 Million
CAGR Calculator
Compound annual growth rate
SWP Calculator
Monthly withdrawal planning
Cost of Delay Calculator
See what waiting costs you
Savings vs DCA Calculator
Compare Savings Account with DCA
FIRE Calculator
Early retirement planner
XIRR Calculator
Calculate investment XIRR
401k/IRA Calculator
Retirement Account planner
Roth IRA Calculator
Roth IRA returns
Buy vs Rent Calculator
Real estate vs investing comparison