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LoansJagat Team

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20 Nov 2025

What Is Postpaid: Meaning, Billing System & Comparison With Prepaid

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Key HIghlights
 

  1. Users who have excessive usage (calls, SMS, Data) opt for postpaid. They use the services first and pay later (at the end of the month).
     
  2. Postpaid bills show full details of usage, add-ons, and charges. The detailed bill system is missing in prepaid recharges.
     
  3. Several companies provide family postpaid packs. It includes perks like OTT apps, priority service, and family sharing.


There are 2 types of ways you can pay your mobile bills: Postpaid and Prepaid. In postpaid. You use services first and pay later (usually at the end of a monthly cycle). 

For example, Aarav takes a ₹799 postpaid plan with 100 GB data and unlimited calls. He uses 120 GB, so his final bill will be:.
 

Usage

Plan Limit

Aarav’s Usage

Extra Charges

Calls

Unlimited

1,200 mins

₹0

Data

100 GB

120 GB

₹200 (for 20 GB extra)

SMS

100 per day

80 per day

₹0

OTT Subscription

1 included

Used fully

₹0

Total Bill

₹799 + ₹200

 

₹999


The bill includes the base rental charges and the additional charges (₹799 + ₹200) for extra data used.

With postpaid, you use unlimited services and pay for them. Usually, the bill is different from your base plan. This makes the postpaid billing system confusing. So, let’s know about it in detail in this blog. 

What Does Postpaid Really Mean?

Postpaid means you use services like calls, internet, or electricity first and pay for them later. Usually, the cycle lasts a month. That means, after the month ends, you get a bill showing your plan, extra charges, and taxes. You should pay it by the due date to continue using the services.

Postpaid is ideal for people who use their phones regularly and prefer uninterrupted service. You wouldn’t want to be stuck in a meeting with Mr Donald Trump, just because your plan expired and you couldn’t call Mr Narendra Modi. ‘Tariffs ki Tarif hi sunte rahe jaoge’

Do you know that, as of December 2024, consumer postpaid subscribers are approximately 38 million? This makes up about 3.3% of the total subscriber base but accounts for approximately 8% of total telecom revenue, that is, ₹51 billion.  

How Does the Postpaid Billing System Work?

There is no limit set on the number of calls, SMS, or usage of the internet on a postpaid account. But that does not make the services ‘free’. Everything gets tracked during the month, and at the end, you get a bill

We have concluded the steps involved in billing a postpaid account in the table given below: 
 

Step

What Happens

1. Usage Tracking

Every call, message, or MB of data you use is tracked by your service provider.

2. Rate Application

Charges are calculated based on your plan, like extra data or roaming.

3. Bill Creation

An invoice is prepared with plan charges, add-ons, taxes, and overages.

4. Bill Delivery

You get the bill via SMS, email, or app notification.

5. Payment Time

You pay by the due date using UPI, net banking, auto-pay, or offline methods.


Each step ensures you’re billed accurately for what you’ve used, nothing more, nothing less. And if you miss your payment, services might get paused until you clear the dues!

For example, Riya recently switched to a postpaid plan worth ₹499/month. During April, she went a little overboard. She streamed a few extra shows, made international calls to her cousin in Canada, and added a Netflix add-on to her plan.

Here’s how her bill came to be:
 

Charge Type

Details

Amount (₹)

Base Plan

50GB data + unlimited calls

₹499

Extra Data Usage

10GB extra at ₹10/GB

₹100

ISD Call Charges

15 minutes to Canada at ₹10/min

₹150

Netflix Add-on

Monthly OTT subscription

₹149

GST (18%)

On ₹898 (before tax)

₹162

Total Bill

 

₹1,060


By the end of the month, Riya receives this invoice via email and the mobile app. She pays her bill by the 10th via auto-debit to avoid late charges. 

If it is your first postpaid bill, you may find it a bit different from the prepaid plan you were used to. This is because postpaid often includes: 
 

  • Charges for the number of days you used it (if you joined mid-month), and
     
  • Advance rent for the next month (kind of like a security blanket for the telco).

 

Postpaid vs Prepaid: Which One’s for You?

If you are confused about which one to choose, postpaid or prepaid, don’t worry; we have the solution for you. Your decision should depend on how you use your phone, budget, and need for flexibility. We have differentiated between the two in the table given below, so you can have an idea which suits your lifestyle best. 
 

Feature

Prepaid

Postpaid

When You Pay

Before using. You have to recharge first.

After using. It is billed at the end of the month

Commitment

There is no contract and no credit check.

You may need a contract or a credit check.

Cost 

It is usually cheaper.  

It is costlier. 

Perks & Extras

There are a few perks. 

It comes with OTT apps, extra data if needed and VIP support.

Billing Details

There is no bill, just balance tracking.

You get a detailed bill with a full breakdown at the end of the month.


You should know that in the world of prepaid, postpaid users made up just 12% of India’s mobile market (FY 2024). This is definitely an increase from 8% in previous years. 

So... Which One’s Right for You?

As we have mentioned earlier, your choice should depend on these 3 factors: how you use your phone, your budget, and your need for flexibility.
 

  1. If you are a heavy user who streams, calls, and works from home, you’ll love postpaid’s unlimited plans and extra perks.
     
  2. If you are on a tight budget, you can select a suitable prepaid plan and pay for what you have recharged.
     
  3. If you do not want ‘bills ka jhanjhat’, prepaid is best for you.
     
  4. If you prefer unlimited usage and a one-month one-bill policy, save time using postpaid.
     

At the end of the day, it’s about choosing what fits your lifestyle, not just your SIM card. 


Best 3 Postpaid Plans
 

  1.  Airtel Postpaid
     

Airtel postpaid offers unlimited local, STD, and roaming voice calls, plus no daily data limits, and data up to 200 GB. Here is why you should choose Airtel Postpaid: 
 

  • Partners with Google One to provide 100 GB of cloud storage free for 6 months, shareable with up to 5 people.
     
  • Includes OTT subscriptions like Disney+ Hotstar, Amazon Prime, Netflix, and Airtel Xstream Play on selected plans 
     
  • Provides priority network access and dedicated business-grade support for corporate postpaid users.
     
  • Features a grace period after billing, ensuring uninterrupted service even if payment is delayed slightly.
     
  1.  Jio Postpaid
     

Jio postpaid plans include unlimited voice calls, high-speed data, and perks like Netflix Mobile, Amazon Prime, and Disney+ Hotstar. You will get the following benefits with Jio postpaid:
 

  • It supports family sharing, letting users add multiple SIMs under the same plan with shared benefits.
     
  • Data rollover is available; that is, unused data from one cycle carries over to the next. 
     
  • It also provides up to 100 GB of AI-powered cloud storage, including AI Scanner and AI Memories tools.
     
  • It offers ultra‑fast 5G network, meaningful coverage, and ecosystem integration like JioTV and JioSaavn.

     
  1.  Vi (Vodafone Idea) Postpaid
     

Vi Max Postpaid includes unlimited calls, 3,000 SMS/month, up to 200 GB data, and more benefits as listed below:
 

  • The Vi Max Family Plan at ₹871/mo includes two SIMs, Netflix Basic, and access to 18 OTT platforms (via Vi Movies & TV).
     
  • Customers can add up to 8 additional family members at ₹299 each, each getting 40 GB/month + rollover 200 GB + unlimited calling & SMS.
     
  • The 5G services have expanded across cities like Jaipur, offering unlimited 5G plans starting at ₹299. 


Introduced Vi Max Limitless postpaid plans across select circles with truly unlimited high-speed data.

Conclusion

Even with the rise in prepaid plans and users, postpaid is still important. It serves the section of people who want unlimited services and are billed at the month’s end. The bills are highly specific, unlike the prepaid plans (1amount, 1 period). Postpaid is beneficial for heavy users, and it also generates higher income for telecom companies. 

FAQs

What is ARPU in postpaid?
ARPU means Average Revenue Per User. Postpaid users spend more each month, so their ARPU is higher than prepaid.

Do postpaid plans help companies with cash flow?
Yes. Monthly bills make income more stable and predictable, which helps telecom companies manage expenses better.

Do you need a credit check for postpaid?
Sometimes yes. Companies may check credit history to avoid bill payment issues. Prepaid has no such checks.

What is data rollover?
It means leftover data in one month is carried to the next month, so it doesn’t go to waste.

Why do postpaid plans include OTT apps?
Adding Netflix, Prime, or Hotstar makes the plan more attractive and keeps customers loyal.

How does postpaid billing help network planning?
Telecom companies use billing data to see usage trends and improve coverage where demand is high.

What are family postpaid plans?
One plan covers many SIMs in a family. It shares data, reduces costs, and provides a single monthly bill.

 

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LoansJagat Team

‘Simplify Finance for Everyone.’ This is the common goal of our team, as we try to explain any topic with relatable examples. From personal to business finance, managing EMIs to becoming debt-free, we do extensive research on each and every parameter, so you don’t have to. Scroll up and have a look at what 15+ years of experience in the BFSI sector looks like.

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