Every Indian-markets tool the big platforms hide behind a paywall — free here.
RRG, max-pain option chain, FII/DII flows, anchor investors, MF portfolio changes, FY26 tax maths — in one place. No paywalls, no WhatsApp screenshots. Sign in free to use; each tool also has its own landing page below for reference.
F&O power tools
NSE option chain — live OI, IV, max pain + PCR
NIFTY, BANKNIFTY, FINNIFTY and F&O stock option chains with ATM-centred strikes, IV, OI, ΔOI. Max-pain + put-call ratio auto-computed. Refreshes every 60 seconds.
Relative Rotation Graph (RRG) — sector rotation
Julius de Kempenaer RRG methodology applied to NIFTY sectors + top-50 constituents. Leading → Weakening → Lagging → Improving quadrant with 8-point rotation tails.
Hedged option strategy generator
Describe your view — 'I think Bank Nifty runs 3% this week'. Get 2–3 hedged structures with legs, max loss, max gain, breakeven, approximate margin.
Monte Carlo 90-day price projection
GBM Monte Carlo simulation on any Indian ticker. P5 / P25 / P50 / P75 / P95 percentile bands over 30–365 days. 5,000 paths.
NSE scanner — highs, lows, gainers, losers, volume
Live NSE scans — top gainers/losers, 52-week highs/lows, volume-surge breakouts. All 5 dimensions on one public page, no login. Refresh every 5 min.
F&O OI buildup — long/short buildup, covering, unwinding
Classify every NSE futures stock by price + OI combination. Long buildup / short buildup / short covering / long unwinding with %ΔOI. Cached 5 min.
Max pain + PCR — NIFTY, Bank Nifty, FinNifty, MidCap
Live max-pain strike + put-call ratio (PCR) for NIFTY + BANKNIFTY + FINNIFTY + MIDCPNIFTY current-week expiry. ±15 strikes around ATM. Contrarian PCR reading with colour-coded bias.
Options Greeks calculator — Delta, Gamma, Theta, Vega, Rho
Live Black-Scholes pricing with all five Greeks for NIFTY + BANKNIFTY options. Slide spot/strike/DTE/IV/rate — see Call + Put price, delta, gamma, theta/day, vega update instantly. Plus ATM chain strip. Sensibull charges ₹500/mo for this.
Options payoff diagram — multi-leg strategy builder
Multi-leg option payoff diagram at expiry. 5 preset strategies (long straddle, iron condor, bull call spread, bear put, short straddle) plus custom legs. Live breakeven, max-profit, max-loss. Opstra charges ₹2,000/mo.
Portfolio hedge calculator — beta-weighted NIFTY / Bank NIFTY lots
Enter your long positions. We regress each stock's 60-day beta vs NIFTY (or Bank NIFTY), compute the portfolio's beta-weighted notional, and tell you the exact futures lots to short for a beta-neutral book. Plus 5%-OTM put-protection alternative. The institutional-desk math no Indian retail platform offers.
NIFTY gamma exposure (GEX) — dealer positioning, zero-gamma flip, magnet strikes
SpotGamma-for-India. Aggregate dealer gamma exposure at current spot, zero-gamma flip level, high-gamma magnet strikes (the physical pins), and 1-sigma expected move. The single chart US 0DTE and index-option traders watch all day — rebuilt from NSE's live option chain. No Indian retail platform offers this.
India Fear & Greed Index — 5-factor sentiment composite
The CNN-style market-sentiment gauge for Indian markets. 5 components — India VIX inverted, put-call ratio, NIFTY 125-day momentum, implied-minus-realised vol spread, and 52-week range position — averaged into a single 0-100 score. Contrarian reads at extremes have historically marked turning points.
IV skew + term structure — 25-delta skew, ATM IV by expiry
The full options-IV surface US pros watch all day — now for NIFTY + Bank NIFTY + FinNifty. 25-delta put/call IV, 5% OTM skew, and ATM IV across weekly / next-week / monthly / quarterly expiries. Read fear asymmetry, event premium, and term-structure regime at a glance.
Unusual options activity — volume/OI + buildup classification
Tradytics-style scanner for NSE index options. Volume/OI ratio, OI build-up %, and 4-quadrant classification (long buildup / short buildup / long unwinding / short covering) per strike. The unusual-whales view of the NIFTY tape, free and 3-minute refreshed.
F&O event positioning — earnings bucketed by expiry
NIFTY 50 + Next 50 upcoming results grouped by whether the event falls inside the current weekly expiry, next-week expiry, or monthly window. The Sunday-evening planning view every F&O trader wants.
Sector money-flow — 19 NIFTY sectoral indices ranked live
Every NIFTY sectoral index ranked by today's move with leaders-vs-laggards split and 52-week-range context. The one-screen answer to 'where are the rupees going today?'.
Block deals today — ₹10 Cr+ institutional trades
NSE's block-deal feed visualised — every 5-lakh-share / ₹10 crore+ institutional trade today, with buy/sell split, top buyers, top sellers, and total notional. The accumulation/distribution footprint no retail platform shows cleanly.
Axel Pro — the curated hub of all advanced trader tools
Single URL to bookmark. All institutional-grade tools — GEX, IV skew, UOA, breadth, portfolio hedge, block deals, event positioning, sector flow, Fear & Greed, RRG, RS rank, pair trading — grouped cleanly with US/global equivalents labelled for each.
Relative strength rank (IBD-style) — NIFTY 100 leaders
IBD-style 1-99 percentile rank for NIFTY 50 + Next 50 stocks. Weighted 3/6/9/12-month price returns rank-transformed across the universe. Leaders (RS > 80), laggards (RS < 20), emerging rotations — the CANSLIM momentum dashboard rebuilt for NSE.
Pair trading scanner — z-score + correlation for Indian pairs
Rolling 60-day z-score on 18 classic Indian equity pairs — HDFC/ICICI, TCS/INFY, SBI/PNB, RELIANCE/ONGC, MARUTI/TATAMOTORS and more. Correlation filter flags regime-broken pairs. Mean-reversion setups the way US quant shops have been doing for decades.
Delivery % tracker — institutional accumulation footprint
Daily NSE delivery percentage (delivered / traded qty) tracker. High delivery % on rising volume flags institutional accumulation; on falling volume flags distribution. The smart-money footprint nobody visualises cleanly.
Market breadth — A/D line, McClellan Oscillator + Summation, % above 200-DMA
The David Keller / Tom McClellan breadth stack — standard kit on stockcharts.com for US markets, missing everywhere in India. Advance-Decline Line, McClellan Oscillator, Summation Index, % of NIFTY 50 above 50-DMA and 200-DMA, new 52-week highs vs lows. Rebuilt daily from NIFTY constituent closes. Check before the open.
F&O expiry calendar — weekly + monthly, all instruments
Every NSE F&O expiry — NIFTY Thursday, Bank Nifty Wednesday, FinNifty Tuesday, Midcap Monday, Next 50 Friday, stock F&O last Thursday. Live countdowns + holiday shifts.
Gift Nifty + global pre-market
Gift Nifty (SGX Nifty successor) + S&P/Nasdaq/Dow close + Nikkei/HSI + top 5 Indian ADRs. Weighted bias score for today's NIFTY open. Refreshes every 15 min before 9:15 IST.
F&O rollover % — Nifty, Bank Nifty, Fin Services, Midcap Select
Live index-level rollover % (next-month OI / total OI) with 24-month historical bands. Elevated = positions rolling forward, below-normal = closing out. Expiry-week drill for F&O traders.
Smart-money + institutional flows
FII / DII flows + earnings calendar
15-day FII + DII cash-market net activity bar chart. Upcoming earnings for the next 14 days with ticker links to chart.
Q4 FY26 earnings calendar — India
Every upcoming NIFTY 500 earnings date grouped by ISO week. Filter 7 / 14 / 30 / 60-day horizon. TCS, Infosys, Reliance, HDFC Bank and every other listed company.
Bulk + block deals — follow the big money
SEBI-mandated daily disclosures. Filter bulk deals (>0.5% of listed equity) and block deals (≥₹10 Cr single order) by ticker or client name.
Anchor investors + promoter pledges
IPO anchor allocations (ADIA, SBI MF, mutual funds) with size breakdowns. Promoter pledge / release / invoke tape under SAST Rule 31.
Insider trades — SEBI PIT + SAST disclosures
Live SEBI-mandated insider filings — PIT 7(2) promoter/director/KMP transactions + SAST 7/13 substantial shareholder (5%/2%) moves. Company, person, action, ₹ value, date.
Mutual fund portfolio changes (India's 13F)
Month-over-month what SBI MF, HDFC MF, Nippon India added / exited. Filter by AMC + action (new / exit / added / reduced). Based on AMFI monthly factsheets.
Macro + pre-market
India macro dashboard — RBI, CPI, G-Sec, FX
14 metrics across 3 importance tiers: RBI repo rate, CPI + core, IIP, PMI, GDP, fiscal deficit, 10Y G-Sec, USD/INR, Brent, DXY, FX reserves, gold. Auto-commentary.
Pre-market scanner — US close · Asia · ADRs
Overnight setup before 9:15 IST: S&P / Dow / Nasdaq / Nikkei / HSI + top 5 Indian ADRs (IBN, HDB, INFY, RDY, WIT). Weighted bias score with rationale.
NSE + BSE trading holidays 2026 + 2027
Every official NSE + BSE trading holiday for calendar 2026 (and provisional 2027). Muhurat Trading timings, next-holiday countdown, trading-days-remaining counter.
Nifty pivot points — classic / Fibonacci / Camarilla
Intraday pivot calculator for NIFTY, BANK NIFTY, or any stock. Classic + Fibonacci + Camarilla methodologies with R1-R3 + S1-S3. Enter yesterday's OHLC, get today's levels.
IPO tracker — subscription, anchor, listing
Every upcoming + recent IPO with live QIB/NII/retail subscription %, anchor allocations, price band, lot size, peer valuations. SEBI-disclosed only.
IPO allotment status — direct registrar links
Deep-links to Link Intime, KFin Tech, Bigshare, Cameo, Maashitla allotment-status portals. Per-issue registrar matched. Check via PAN, application # or demat.
Dividend calendar + high yield ranker
Upcoming NSE dividends for next 60 days (ex-date, record date, ₹/share) + top dividend yield NIFTY 500 stocks ranked by TTM payout / last close. No login.
Retail calculators
SIP calculator — step-up + inflation-adjusted
Mutual fund SIP future-value calculator with annual step-up and inflation-adjusted real value. Formula + methodology explainer. Most-searched India finance calc query.
Goal calculator — monthly SIP for ₹1 Cr / retirement
Reverse SIP — enter your target (today's ₹ or nominal), years, expected return → get the exact monthly SIP. Auto-inflates target so the future SIP actually buys what you meant.
EMI calculator — home / personal / car / education loan
Loan EMI + year-by-year amortisation for home (8.5%), personal (13.5%), car (9.5%), education (11%). Reducing-balance method. Shows principal-vs-interest split each year.
FD calculator — fixed deposit maturity + compounding
Fixed deposit maturity calculator with 4 compounding options (quarterly default). Shows maturity, interest earned, and compounding-bonus-vs-simple-interest. FY26 TDS notes.
PPF calculator — 15-year tax-free maturity
Public Provident Fund 15-year calculator with 7.1% (Q4 FY26) annual compounding. Year-by-year growth + EEE tax benefits + PPF vs ELSS vs NPS comparison.
NPS calculator — retirement corpus + annuity pension
National Pension System projector — corpus at 60, 60% tax-free lump sum, 40% annuity + monthly pension. Covers 80CCD(1), 80CCD(1B) extra ₹50k, 80CCD(2) employer match.
HRA exemption calculator — sec 10(13A)
House Rent Allowance exemption — takes the LEAST of 3 rules (actual HRA / 50% metro or 40% non-metro basic / rent minus 10% basic). Shows limiting factor + required documentation. Old-regime only.
Compound interest calculator — simple vs compound
Generic compound interest with 4 compounding frequencies. Shows simple vs compound maturity, compounding bonus, and the Rule of 72 doubling shortcut. For any rate + tenure.
Salary calculator — CTC to in-hand, new vs old regime
Full Indian CTC-to-in-hand computation under both FY26 tax regimes simultaneously. CTC structure, HRA exemption, employer/employee PF, gratuity accrual, professional tax. Live regime comparison.
Gratuity calculator — Payment of Gratuity Act
Gratuity payout = (last basic + DA) × 15 ÷ 26 × years. 5-year eligibility, ₹20 lakh tax-free cap for private employees, full exemption for government.
Inflation calculator — rupee purchasing power
What today's ₹ will be worth in the future, and what a future sum buys in today's rupees. India CPI history + category-specific inflation (healthcare 8%, education 9%, food 6%).
Sukanya Samriddhi calculator — girl-child 8.2%
Sukanya Samriddhi Yojana — 8.2% (Q4 FY26), 15-year deposit, matures at age 21. EEE tax treatment + 80C eligible. Shows year-by-year growth with girl-child age tracked.
Senior Citizen Savings Scheme — 8.2% quarterly
SCSS 8.2% interest PAID QUARTERLY for 5 years, ₹30 lakh cap (Budget 2023). 80C on principal. Shows quarterly + monthly payout. For seniors 60+ (or 55+ VRS retirees).
SWP calculator — how long will my corpus last?
Systematic Withdrawal Plan — enter corpus + monthly withdrawal + expected return → exact month corpus runs out. Covers 4% safe-withdrawal rule + sequence-of-returns risk warning.
Historical stock return — "if I'd bought X in year Y"
Paste any NSE stock / NIFTY / Sensex + past date + amount → current value, CAGR, and the worst drawdown you'd have sat through. Stooq data back to 1990. Answers the single most-asked Indian investing question.
Buy-the-dip backtester — NIFTY dip-buying vs SIP
Actual historical NIFTY data: invest every day close drops N% below 30-day high. Head-to-head vs matched monthly SIP. Dispels the 'buy the dip' meme with evidence.
Rolling returns — worst / best / median N-year
Every possible 1/3/5/7/10-year window in NIFTY/Sensex history. Worst, best, median, 10th/90th percentile CAGR. No Indian web tool has this — Freefincal Excel only.
IPO allotment probability — will I get shares?
Enter subscription × + number of family demat applications → probability of at least one lot + expected total lots. Based on SEBI lottery rules for oversubscribed retail.
Gold vs NIFTY — 25-year historical comparison
Pick any start date from 2000 → see lumpsum NIFTY vs gold (INR-adjusted for USD/INR depreciation). CAGR + max drawdown for both. Settles the WhatsApp uncle debate.
Mutual fund overlap — weighted portfolio comparison
Paste holdings from two fund factsheets → weighted overlap % + Jaccard similarity + shared stocks + unique positions. The metric Value Research + Advisorkhoj charge for. Client-side, nothing stored.
Brokerage + all-in charges (STT · stamp · GST · DP)
Full Indian trade-cost breakdown: STT, exchange transaction charge, SEBI fee, stamp duty, GST, DP charges. Options, futures, equity intraday + delivery. Shows break-even sell price. Post-Oct 2024 STT + NSE + Budget 2026 verified.
RD calculator — recurring deposit maturity
Monthly deposit + quarterly compounding. Shows maturity, interest, effective CAGR. Default Indian-bank 7%. Compares RD vs SIP vs FD tradeoffs.
NSC calculator — National Savings Certificate 7.7%
NSC VIII Issue — 7.7% (Q4 FY26), 5-year lock-in, annual compounding. Year-by-year schedule flags the 80C reinvestment quirk (years 1-4 interest is deemed reinvested + 80C eligible).
Salary hike calculator — real take-home after tax
Enter CTC + hike % → see extra monthly in-hand after FY26 marginal tax. Reveals the tax wedge between headline % and real take-home. Negotiation playbook for non-taxable buckets (NPS, LTA, ESOPs).
Lumpsum MF calculator — one-time investment
One-time mutual fund investment future value at chosen CAGR. Inflation-adjusted real value. Lumpsum-vs-SIP explainer + STP compromise strategy + CAGR benchmarks by fund type.
F&O cost calculator (signed-in)
F&O round-trip cost calculator — FY26 STT (options 0.1% sell, futures 0.02% sell) + NSE exchange uniform schedule + GST + SEBI + stamp. Break-even per segment.
Indian capital-gains tax estimator (FY26)
Multi-lot STCG (20%) + LTCG (12.5% with ₹1.25L annual exemption) calculator. Classifies losses as STCL / LTCL for carry-forward. FY26 regime.
ITR helper — from Zerodha/Upstox P&L to ITR-2/ITR-3
Paste 5 numbers from your broker's tax P&L. Get ITR form recommendation, Schedule-CG breakdown, old-vs-new regime compare, loss carry-forward list. FY26 (AY 2026-27).
Best ELSS funds 2026 — 80C leaderboard
Top 15 Section 80C tax-saver funds ranked by 5-year CAGR. AUM, expense (regular + direct), 1/3/5/10Y returns, category. Old-regime 80C deduction explainer.
Compare up to 4 tickers side-by-side
Normalised 1-year chart + 9 metric table (last close, 1D/1W/1M/6M/1Y %, 52W high/low, annualised volatility) across 4 tickers.
NIFTY sector correlation matrix
6-month rolling correlation matrix across 10 NIFTY sector indices (Bank, IT, Auto, Pharma, FMCG, Metal, Energy, Realty, PSU). Heatmap + most/least correlated pair rankings + 1Y return/vol table.
NIFTY PE / PB / dividend-yield heatmap
Live trailing PE, PB, and DY for NIFTY 50, Next 50, Midcap, Smallcap + 13 sector indices. Each PE labelled against 10-year historical percentile — cheap, fair, rich, stretched.
India VIX today + NIFTY realised vol
Live India VIX with 10Y regime label (calm → panic), NIFTY 21-day realised volatility, and variance risk premium. Fear gauge + context in one view.
Compare Indian brokers — Zerodha vs Upstox vs Groww
7 brokers compared across 21 head-to-head pages: equity / intraday / F&O brokerage, AMC, platforms, API. FY26 rates.
Research + alerts
Deep research briefs with citations
Ask about any NSE/BSE ticker. Opus-class agent writes a 2-page brief (bull case, bear case, valuation, risks, peers) with citations. PDF export.
Price + earnings + IV alerts
Price above/below, % move, earnings window, IV spike, custom. Fires via morning-brief email + Telegram when enabled.
Watchlists with inline ticker search
Multiple named watchlists, drag-and-drop tickers from search, click-through to chart. Feeds the morning brief.
News tape — filter by source + ticker
Ingested every 15 min from Moneycontrol, LiveMint, ET Markets, BusinessLine. Filter by source, ticker mention, keyword.
Reusable research skills
10 pre-built research workflows (earnings preview, peer comparison, sector scan, tax-harvest scan, …). Launch any with one click pre-filled.
Each tool is also wired into the AI research assistant Axel.
When you sign in, Axel has access to every data surface above — ask her "run max-pain on Nifty this week" or "what did SBI MF sell in April?" and it calls the right tool for you. Free tier includes 3 lifetime deep research briefs + unlimited light chat.
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