Best SIM Cards in Germany 2026: Prepaid Guide for Indian Students

One of the first useful things after landing in Germany is a working mobile phone with a German number. A local number is not a universal legal requirement for Anmeldung or every bank account, but it makes appointment calls, deliveries, employer contact, and SMS verification much easier. For Indian students, there is also the question of what to do with an existing Indian WhatsApp number and Indian bank OTPs. This guide covers current prepaid examples, network choice, eSIM options, activation, and managing both numbers.

Last reviewed: 6 June 2026. Mobile tariffs and promotional data allowances change frequently. The examples below were checked on provider pages on this date; verify the live price, billing period, network, speed cap, roaming terms, and activation documents before ordering.

For your complete arrival checklist, read Your First Week in Germany — Complete Arrival Guide.

💡 Arriving in Germany soon and need help with the first-week admin? Book a WhatsApp consultation with Think Mile — our Mentor Pack (₹29,999 / 6 months, 7-day money-back guarantee) guides you from SIM card to Anmeldung to enrollment.

---

🔑 Table of Contents (Quick Navigation)

---

1. Why You Need a German Phone Number

Essential Uses

Can't I Just Use My Indian Number?

Problems with keeping only Indian number:

• ❌ International roaming is expensive
• ❌ Some German services do not handle foreign numbers reliably
• ❌ SMS delivery and account recovery can be less dependable
• ❌ Employers prefer local contact

Recommendation: Get a German SIM within your first week.

💡 Think Mile Tip: Keep your Indian SIM active (minimum recharge) for OTPs from Indian bank accounts and services. Use dual SIM or carry two phones initially.

---

2. Prepaid vs Contract: Which Should You Choose?

Quick Comparison

Recommendation by Situation

💡 Think Mile Tip: Start with prepaid. You can always switch to a contract later once you have a German bank account and Schufa history.

---

3. Best Prepaid SIM Providers (2026)

Checked Tariff Examples on 6 June 2026

These are comparison anchors, not permanent recommendations. A four-week tariff is billed roughly 13 times per year.

Choose by Coverage, Not a National Ranking

Germany has four public mobile networks: Telekom, Vodafone, Telefónica/O2, and 1&1. Coverage varies by exact address, building, commute, device, tariff, and cell load. Check the Bundesnetzagentur mobile coverage map for your home, university, workplace, and regular rail route before choosing.

Our Top Recommendations

Best Overall Value:

• ALDI TALK is a strong low-cost starting point based on its checked €8.99/4-week package

For a Specific Network:

• Choose a direct or reseller tariff only after checking coverage where you actually spend time

Best for International Calls (India):

• Compare the current India add-on price against WhatsApp/Signal calling; international call bundles change frequently

Easiest to Get:

• Aldi Talk or Lidl Connect — Buy at any supermarket

How to Top Up and Manage Your Prepaid SIM

Where to buy credit:

• Supermarkets & Kiosks: Pick up top-up vouchers (€5, €10, €20) at Aldi, Lidl, Rewe, Penny, or DM
• Online & Apps: Add credit via provider apps—Aldi Talk, Lidl Connect, Congstar all have easy apps with PayPal, credit card, or bank transfer
• ATMs: Many bank ATMs offer quick mobile top-ups

Managing your allowance:

• Monitor remaining data, minutes, and texts in the provider app
• Set up auto-renewals for plans or add-ons
• Adjust your plan month-to-month—no long-term commitment
• Top up only when needed for maximum flexibility

---

4. Best Contract Plans (After 6+ Months)

When Contract Makes Sense

• ✅ You have a German bank account
• ✅ You plan to stay 2+ years
• ✅ You need more data (20+ GB)
• ✅ You want latest phone included
• ✅ You have established Schufa (credit history)

Compare Contracts Carefully

Contract prices change through online discounts, young-person tariffs, handset financing, and temporary promotions. Compare the total cost over the minimum term, not only the headline monthly price:

Young-Person and Student Offers

Some providers offer age-based "Young" tariffs or occasional student promotions. Eligibility, age limits, and proof requirements vary, so do not assume a general 10-20% student discount.

Warning: Contract Cancellation

• Check the minimum term and notice rules in the product summary before signing
• If a telecom contract silently renews after its minimum term, German rules allow cancellation at any time with one month's notice
• Cancelling the old contract and porting the number are separate steps; ask the new provider to coordinate number portability

How to Sign Up for a Contract

What you'll need:

• ✅ Valid passport
• ✅ Proof of address (Meldebescheinigung from Bürgeramt)
• ✅ German bank account details (IBAN for monthly payments)
• ✅ Schufa credit check consent

Where to sign up:

• In-store: Visit Telekom, Vodafone, or O2 shops with your documents. Staff can help in English in larger cities.
• Online: Use provider websites, upload documents, and verify via Video-Ident or Post-Ident at a post office.

💡 Tip: Most providers require the same documents whether you sign up in-store or online. Have clear scans or photos ready.

---

5. How to Get a SIM Card: Step-by-Step

Option 1: Buy at Supermarket/Electronics Store

Where to Buy:

• Aldi, Lidl, Rewe, Edeka — Store-brand SIMs at checkout
• Saturn, MediaMarkt — Multiple provider options
• Telekom/Vodafone/O2 shops — Direct from network

What You'll Get:

• SIM card (€10-20 starter pack)
• Usually includes some credit or first month free
• Instructions in German (sometimes English)

Step-by-Step:

1. Buy the SIM pack at store
2. Go home and open the pack
3. Register online at provider website
4. Complete Video-Ident (see next section)
5. Wait for activation confirmation (timing varies by provider and verification method)
6. Insert SIM and start using

Option 2: Order Online

Advantages:

• Often better deals
• Delivered to your address
• More time to complete verification

Popular Online Options:

• Provider websites directly
• Check24.de (comparison)
• Amazon.de (some providers)

Option 3: Get at Provider Store

Advantages:

• Immediate activation possible
• Staff help with setup
• Can do Post-Ident in store

Disadvantages:

• Usually more expensive plans
• May push contract options

---

6. Video Identification (Video-Ident)

Why Video-Ident is Required

German law requires providers to collect accurate subscriber data and verify prepaid customers using an accepted identity procedure. Depending on the provider, this may be Video-Ident, eID, bank identification, shop verification, or Post-Ident.

How Video-Ident Works

1. Start the process on provider's website/app
2. Click Video-Ident option (usually through partner like WebID, IDnow, PostIdent)
3. Have ready:
   • Your passport (or residence permit if available)
   • The SIM card packaging with activation code
   • Good internet connection
   • Well-lit room
4. Connect to video call (wait time: 5-30 minutes)
5. Show your accepted identity document as instructed
6. Answer questions — name, date of birth, address
7. Confirm activation code from SIM packaging
8. Receive confirmation through the provider's stated channel

Video-Ident Tips

• Use good lighting — agent needs to see your face and documents clearly
• Have stable internet — WiFi recommended
• Be patient — peak times can have 20-30 minute waits
• Check accepted documents first — support for foreign passports varies by identification provider
• Address data — the provider will collect subscriber details, but Anmeldung is not a universal statutory prerequisite for every prepaid activation

Alternative: Post-Ident

If Video-Ident doesn't work:

1. Print Post-Ident coupon from provider
2. Go to any Deutsche Post office
3. Show passport and coupon
4. Staff verifies your identity
5. Activation follows the provider's processing timeline

💡 Think Mile Tip: Video-Ident can be frustrating with Indian passports. If it fails multiple times, use Post-Ident at a post office instead.

---

7. Using Your Indian Phone in Germany

Phone Compatibility

Your Indian phone will likely work if:

• ✅ It's unlocked (not carrier-locked)
• ✅ It supports the German provider's 4G/5G bands and VoLTE
• ✅ It has a SIM card slot (not eSIM-only)

Check Your Phone:

Germany's 3G networks were shut down in 2021. Confirm VoLTE support, not just LTE data support, because voice service increasingly depends on 4G. Telekom plans to retire 2G by the end of June 2028, while Vodafone currently targets the end of 2030; Telefónica has not announced a date.

If Your Phone Doesn't Work in Germany

If your phone stubbornly refuses to connect to German networks—even after trying all the usual tricks—don't panic. Here's what you can do:

1. Consider a Cheap Backup Phone: Basic phones are available at Saturn, MediaMarkt, or supermarkets for €20–30. Perfect for emergencies or as a temporary fix.

2. Check Unlock Status: Contact your carrier to ensure your phone is unlocked for international use.

3. No German SIM Yet? Use a travel eSIM or your Indian roaming temporarily. An EU SIM from another country is intended for periodic roaming, not permanent use in Germany; fair-use surcharges can apply.

4. Before You Fly: Pick up an "unlocked" phone that supports European frequencies—popular options include unlocked models from Apple, Samsung, and OnePlus.

This way, you'll always have a working phone number—whether for finding your way to the Rathaus or texting Mom that you landed safely.

Dual SIM Strategy

If your phone has Dual SIM:

• SIM 1: German prepaid (primary)
• SIM 2: Indian SIM (for OTPs, emergency)

If single SIM:

• Use German SIM primarily
• Keep Indian SIM in safe place, insert when needed
• Or use eSIM for one of them

What to Do With Your Indian WhatsApp Number

This is one of the most common questions from Indian students. You have three options:

The practical recommendation for most Indian students:

1. Keep your Indian number active using the current minimum validity option offered by your Indian carrier
2. Use Dual SIM on your phone — Indian SIM stays active, receiving OTPs from Indian banks (HDFC, SBI, ICICI, etc.)
3. Your existing WhatsApp (Indian number) keeps working without any change
4. Get a new German number on SIM Slot 1 — share this new number with German contacts, banks, and university

Important: Do NOT deactivate your Indian number immediately. You will need it for:

• Indian bank OTPs (net banking, credit card alerts)
• IRCTC, UIDAI, DigiLocker verifications
• Family and friends on WhatsApp

Buying a Phone in Germany

If you need a new phone:

---

💡 Not sure whether to get Aldi Talk or Telekom? Your First Week guide has the exact Day 2 SIM setup checklist — or message Think Mile on WhatsApp for a personalised recommendation based on your city and usage.

8. eSIM Options

What is eSIM?

An embedded SIM that doesn't require a physical card. Activated digitally.

eSIM Advantages

• ✅ Instant activation (no waiting for delivery)
• ✅ Keep physical SIM slot for Indian SIM
• ✅ Easy to switch providers
• ✅ Works immediately after landing

German Providers with eSIM

Telekom, Vodafone, O2, fraenk, and 1&1 offer eSIM on at least some tariffs. Availability can differ between prepaid and contract products, new activation and replacement SIMs, and supported devices. Verify the exact tariff page before ordering.

eSIM for Immediate Use (Arriving Students)

For your first few days, international travel eSIMs such as Airalo, Holafly, or Nomad can provide data before you activate a German tariff. Many travel eSIMs are data-only and do not provide a German mobile number, so check voice/SMS support, hotspot rules, fair-use limits, and the actual network.

Strategy: Use international eSIM for first week, then get German prepaid SIM.

---

9. Student Discounts and Money-Saving Tips

Young-Person Tariffs

Telekom, Vodafone, O2, and other providers may offer age-based or promotional tariffs. Check the current age limit, minimum term, post-promotion price, and whether student status is actually required.

Money-Saving Tips

1. Use WiFi whenever possible

   • University has free WiFi
   • Many cafes offer free WiFi
   • Deutsche Bahn has WiFi on trains

2. Track your usage

   • Most providers have apps showing data usage
   • Set alerts before hitting limit

3. WiFi Calling

   • Enable WiFi calling in phone settings
   • Calls over WiFi don't use mobile data

4. Avoid roaming in EU

   • Prepaid SIMs usually have EU roaming included
   • But data limits may be lower abroad
   • Check fair use policy

5. Family/Group plans

   • Some providers offer multi-SIM discounts
   • Share with flatmates

6. Annual payment

   • Some providers offer discount for yearly prepayment

💡 Think Mile Tip: Current entry-level examples are around €9-10 per four weeks or month. Compare annual cost because four-week tariffs renew about 13 times per year.

---

10. Tips and Common Questions

Setup Checklist

• Buy SIM card (supermarket or online)
• Complete Video-Ident or Post-Ident
• Wait for activation confirmation
• Insert SIM card
• Save new number in your contacts
• Update number with bank, university, insurance
• Share new number with family/friends
• Keep Indian SIM safe for OTPs

Frequently Asked Questions (FAQ)

1. Can I buy a SIM card without Anmeldung? Often yes for prepaid, provided the operator's identity process accepts your document and subscriber details. Provider rules differ, so do not enter an address you cannot legitimately use.

2. How long does activation take? It varies from near-immediate activation to several business days depending on provider, delivery, document acceptance, and verification method.

3. Can I port my Indian number to Germany? No. German and Indian numbers are separate systems. You'll get a new German number.

4. What if Video-Ident fails? Try again with better lighting/connection, or use Post-Ident at post office instead.

5. Can I keep my German number if I leave Germany? Prepaid: Only if you keep topping up Contract: Difficult, usually need German address

6. Which provider has best coverage for travel? There is no reliable answer without your route. Germany has four networks: Telekom, Vodafone, Telefónica/O2, and 1&1. Use the Bundesnetzagentur coverage map and check whether a reseller restricts speed, 5G, roaming, or other features.

7. Do I need German language for activation? Most Video-Ident operators speak English. Provider websites often have English options.

8. Can I get a German number before arriving? Some German providers support online ordering and remote identity checks before arrival, but acceptance depends on delivery address and identity documents. Most travel eSIMs are data-only and do not provide a German number.

9. What's the best plan for calling India? Lebara or Lycamobile have cheap rates. Or use WhatsApp/video calls over WiFi.

10. Can I use my German SIM in other EU countries? Yes, EU roaming is included. But check fair use limits — extended use abroad may incur charges.

11. Can I keep my number when switching providers (Rufnummermitnahme)? Yes. You can request number portability when changing provider, including before the old mobile contract ends. Since 1 December 2021, providers may not charge customers a portability fee. Your customer data must match at both providers, and porting the number does not automatically end the old contract.

12. What do German mobile phone numbers look like? German mobile numbers are typically 11-12 digits long (including the leading 0). They start with 015, 016, or 017 depending on the carrier. For example: 0171 1234567. Landline numbers vary by region—Berlin numbers might start with 030, Munich with 089.

13. How do I call a German number from abroad? Use the country code +49 and drop the leading zero. For example, to call 0171 1234567 from abroad, dial +49 171 1234567. This works for WhatsApp calls and SMS too.

14. What if my phone from another country doesn't work in Germany? If your phone will not connect, check whether it is unlocked and supports the required 4G/5G bands and VoLTE. A travel eSIM or roaming can provide temporary data, but do not rely permanently on a SIM from another EU country because roaming fair-use rules apply.

15. How reliable is public Wi-Fi in Germany? Free public WiFi isn't as widespread as you might expect. You'll find it in libraries, museums, airports, train stations, and many cafes. Universities have excellent free WiFi. For consistent access, invest in a mobile data plan or set up home internet.

16. Where can I compare German mobile phone plans? Use comparison sites like Check24.de, Verivox, or PREISVERGLEICH.de to compare plans by price, data, and contract length. These help you find the best deals without visiting every provider.

---

Quick Start Guide: Your First German SIM

Day 1-2 After Arrival

1. Go to Aldi, Lidl, or Rewe supermarket
2. Buy a prepaid starter pack after checking which underlying network covers your address
3. Return home and register online
4. Complete the provider's accepted identity check
5. Wait for activation confirmation
6. Insert SIM and you're ready!

Checked Low-Cost Example

On 6 June 2026, ALDI TALK's Kombi-Paket S was €8.99 per four weeks for 25 GB, a German number, flat calls/SMS in Germany, and included EU roaming. Treat this as a dated example and check the live offer.

---

Key Takeaways

• Get a German SIM in the first week — useful for verification, deliveries, employers, and local calls
• Start with prepaid — no contract, no bank account needed
• Check local coverage first — Germany has Telekom, Vodafone, Telefónica/O2, and 1&1 networks
• Identity verification is required for prepaid — the accepted method and documents depend on the provider
• Keep Indian SIM — for OTPs from Indian services
• Compare four-week and monthly billing correctly — four-week options renew about 13 times per year
• Consider eSIM — if your phone supports it

---

Official Sources Checked

This article was rechecked on 6 June 2026 against current provider pages for ALDI TALK Kombi-Pakete, Telekom MagentaMobil Prepaid M, Vodafone CallYa Allnet Flat S, and fraenk; Bundesnetzagentur guidance on mobile coverage and the four networks, prepaid identity procedures, contract renewal and cancellation, provider changes and free number portability, and 2G retirement plans; and European Commission guidance on EU roaming and fair use. Provider promotions and allowances can change after this review date.

---

Related Guides for Settling in Germany

• Your First Week in Germany — Day-by-Day Arrival Checklist
• German Bureaucracy Survival Guide — Anmeldung, Bank Account, Insurance
• How to Open a German Bank Account — Complete Guide
• Deutschlandticket and Public Transport Guide for Students
• Student Discounts in Germany — Save Hundreds of Euros Every Year
• Complete Pre-Departure Checklist — What to Prepare Before You Leave India
• Cost of Living Calculator

---

How Think Mile Helps You Settle In

Getting a German phone number is just one of many tasks when you arrive. Over 177+ Indian students have completed their first-week setup — SIM card, Anmeldung, bank account, and enrollment — with Think Mile's day-by-day support.

📱 Pre-Departure Guidance — Know exactly what to do in your first week.

🏠 Housing Support — Finding accommodation in Germany.

📋 Anmeldung Assistance — City registration guidance.

🏦 Bank Account Setup — Opening your German bank account.

🤝 Complete Settlement Support — From airport to settled.

👉 Starting your Germany journey? Book a WhatsApp consultation with Think Mile — our Mentor Pack (₹29,999 / 6 months, 7-day money-back guarantee) gives you step-by-step support from pre-departure through your first semester.