India runs the world's largest digital public infrastructure stack — Aadhaar (1.4B identities), UPI (16B+ monthly transactions), DigiLocker (300M+ users), ONDC (alternative to Amazon/Flipkart), Bhashini (translation across 22 languages). All free, citizen-facing, public goods. Most Indians use 1-2 of these without knowing the rest exist. This is the simple guide.

• Paperless documents → DigiLocker — store driving licence, mark sheets, Aadhaar, vehicle RC. Govt-recognised.
• Identity → Aadhaar Services — update, lock, mAadhaar app, eKYC.
• Money transfer → UPI / BHIM — instant, free, 24×7.
• Sell online (alternative to Amazon) → ONDC — open network for digital commerce.
• Translate / speech-to-text → Bhashini — 22 Indian languages, free APIs.
• Doctor consultation online → e-Sanjeevani — free.
• Stuck? 🪄 RTI in 60 sec.

• Anyone with paper documents lying around → DigiLocker
• Anyone with an Aadhaar → use full mAadhaar features (Lock, eKYC, address update)
• Anyone making payments → UPI saves transaction fees + faster
• Small business / artisan / SHG → ONDC for free online selling
• Translator / regional-language users → Bhashini for free translation
• Patient with mobility issues → e-Sanjeevani for OPD

• Aadhaar Services — UIDAI's full citizen suite:
  • Aadhaar — biometric ID
  • mAadhaar app — digital Aadhaar in your phone
  • Aadhaar Lock — biometric & demographic lock for fraud prevention
  • eKYC — paperless KYC for any service
  • Aadhaar Update — name, address, DOB, mobile online (some) and at Seva Kendra
  • Aadhaar PVC card — printed plastic card delivered ₹50

• DigiLocker — government's free document wallet:
  • 1,500+ document types from 150+ issuers
  • Driving licence, vehicle RC, PAN, mark sheets, Aadhaar, ration card, voter ID, school certs, insurance, university degrees
  • Same legal validity as physical doc (IT Act 2000 §9A + DigiLocker Rules 2017)
  • Share with anyone via QR code or share link
  • 1 GB free space per user

• UPI / BHIM — Unified Payments Interface
  • ₹0 cost for P2P transactions
  • 16B+ monthly transactions (largest globally)
  • 50+ apps support: GPay, PhonePe, Paytm, BHIM, etc.
  • UPI Lite — for amounts < ₹500, even faster
  • UPI 123Pay — for feature phones, no smartphone needed
  • Cross-border UPI — UAE, Singapore, France, Bhutan, Sri Lanka, Mauritius (live as of Q2 2026)
• AePS (Aadhaar-enabled Payment System) — withdraw cash from any micro-ATM with Aadhaar + biometric. Useful in rural areas without bank branches.

• ONDC (Open Network for Digital Commerce) — government's e-commerce alternative
  • Buyer apps: Paytm, PhonePe, Pincode (small biz), Magicpin, Mystore
  • Seller apps: ONDC seller directly OR aggregators (Mystore, eSamudaay)
  • No platform tax (Amazon takes 25-30% commission; ONDC: 1-3%)
  • Best for: artisans, SHGs, kirana stores, local restaurants

• Bhashini — National Language Translation Mission
  • Free APIs for: text-to-text translation, speech-to-text, text-to-speech, machine translation
  • 22 Indian languages
  • Used by: government portals, RBI announcements, banking apps, Doordarshan news
  • Free for individuals + small developers

• e-Sanjeevani — telemedicine
  • Free OPD consultation by qualified doctors
  • 100M+ consultations done as of 2026
  • 22 languages

• MyGov — citizen feedback + idea platform.
• CPGRAMS — pgportal.gov.in — central grievance redressal. 90-day reply mandate.
• Sandes — government's WhatsApp alternative (encrypted, India-hosted).
• DigiYatra — paperless airport entry using Aadhaar + face match.

• Account Aggregator (AA) — share bank/finance data across apps with consent (FIP-FIU-CU model). Free, no third-party data leak.
• Sahamati / SETU / OneMoney — AA frameworks.

1. Download DigiLocker app (Play Store / App Store) OR visit digilocker.gov.in.
2. Login with Aadhaar mobile-OTP OR Mobile + 6-digit PIN.
3. Click “Issued Documents” — automatically pulls your driving licence, RC, PAN, Aadhaar, mark sheets if linked.
4. For new docs: click “Search Documents” → pick issuer (DL — your state RTO; PAN — Income Tax; etc.) → enter reference number → fetch.
5. Share documents via QR code or OTP-protected link.

• Sharing OTP — Aadhaar OTP is for you only. Never share with caller.
• Using fake DigiLocker apps — only the Aadhaar-Govt-of-India branded one. Verify in store.
• Disabling Aadhaar Lock when not needed — keep it ON; unlock only at the moment of biometric authentication.
• Storing Aadhaar QR/photo on social media — fraud risk.
• UPI fraud — paying instead of receiving — never click “pay” on a payment request from an unknown source. See UPI fraud recovery.
• Skipping ONDC for small business — Amazon/Flipkart take 25-30%, ONDC takes 1-3%.

Yes — IT Act §9A + DigiLocker Rules 2017. Government recognises DigiLocker-issued copies as equivalent to physical originals. Banks, RTO, exam boards, employers — all accept.

UPI 123Pay — works on feature phones without internet via IVR (call a number, select bank, transfer). UPI Lite also works offline for small amounts.

Online (via UIDAI): ₹50 for demographic updates. Aadhaar Seva Kendra: ₹50 for demographic, ₹100 for biometric updates. Mandatory free updates: child's biometric at age 5 and 15.

Amazon/Flipkart: 15–30% commission depending on category + ad spend. ONDC: 1–3% gross + small platform fee.

Yes — fully free for individuals + non-commercial use. Commercial high-volume use needs registration but most tiers are free.

Yes — mAadhaar app → Lock Biometrics. When locked, no one (including you) can use your biometric for KYC. Unlock momentarily when needed for KYC then re-lock.

mAadhaar is OTP-protected; without your mobile-linked Aadhaar OTP, no one can use it. Still, change Aadhaar mobile at UIDAI immediately + lock biometric.

Face-based airport entry — paperless, no boarding pass scan. Sign up at digiyatrafoundation.in with Aadhaar + flight booking. Available at 25+ airports as of 2026.

• 🪄 AI RTI Drafter
• 🌐 Citizen 360 — uses Aadhaar + UPI + DigiLocker rails to give civic snapshot
• 📅 Aadhaar Validator — verify any Aadhaar offline
• 🆔 PAN Decoder — verify PAN without portal

• 🏛 Top schemes — pillar
• UPI fraud recovery — 1930
• Digital arrest scam protection
• Cyber crime complaint
• Learn AI from scratch
• Best free AI tools 2026

• DigiLocker official
• UIDAI — Aadhaar
• NPCI — UPI
• ONDC official
• Bhashini
• e-Sanjeevani
• Helplines: 1947 (Aadhaar) · 1930 (UPI fraud) · 155261 (DigiLocker)

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Last reviewed: 3 May 2026.