Internet Data Calculator

Estimate your monthly data usage

Use the sliders below to estimate how much usage, on average, your monthly Internet activities take. Or click a data amount on the bar on the right to see a preset data package.

emails

Emails sent and received^*

Hours

Hours of streaming music

Hours

Hours of surfing the web

posts

Social media posts with photos

Hours

Hours of streaming standard-definition video

Hours

Hours of streaming high-definition video

Hours

Hours of streaming 4K video

Hours

Time spent online gaming

*Represents 75% of emails with no attachments and 25% of emails with attachments.

How we estimate

The examples below provide a general guideline for the amount of data used for each activity:

Activity	Data Size
1 email (no attachments)	20KB
1 email (with standard attachments)	300KB
1 min. of surfing the web	250KB(15MB/hr.)
1 song downloaded	20KB
1 photo upload to social media	11.7MB
1 min. of streaming standard-definition video	11.7MB (700MB/hr.)
1 min. of streaming high-definition video	41.7MB (2500MB/hr.)
1 min. of streaming 4K video	97.5MB (5850MB/hr.)
1 min. of online games	200KB (12MB/hr.)

Keep in mind that these examples are just estimates based on typical file sizes. Your usage may vary. **

1MB = 1,000KB approximately
1GB = 1,000MB approximately
1TB = 1,000GB approximately

Back to Internet usage

Smartphone plan

1GB

or select a

Total Estimate
(excluding other account charges)

^†Some devices also require anIndividualor
Familyvoice plan.

Your Estimated Monthly Data Usage

1.5TB

150GB

0GB

² $35 with new 2-year contract. $30 with month-to-month contract.

¹ 5GB data plan is required to enable Mobile Hotspot or tethering.

³ Prepaid data options available for Computers, Tablets, and Gaming Devices atatt.com/buyasession.

⁴ $10/mo. unlimited data plan for standard phones requires Messaging Unlimited feature.

⁵ Data overage charges are automatically applied.

⁶ Data overage charges are automatically applied.

myAT&T app***

Instantly track data usage, and review and pay your bill from your smartphone or tablet.

Learn more

Check your usage

to view actual usage.

How does video affect data use?

TV & Movies

Watch 75 hours of SD TV AND stream 90 SD or 25 HD movies

Watch 75 hours of SD TV AND stream 100 SD or 35 HD movies

Watch 400 hours of SD TV AND stream 720 SD or 200 HD movies

Data

Plus, with any of these data amounts, you can:

Send/receive over 10,000 emails
Download/upload over 1,000 medium-sized photos on a social media site like Facebook
Download over 1,000 MP3 songs
Watch over 1,000 standard quality YouTube videos

**The total bandwidth required for the data you send and receive over your home network counts toward your data plan. This includes, but isn’t limited to, software update requests, email notifications, and resend requests. Individual usage results may vary based on the applications you use.

***Activation requires online account registration. The myAT&T app is available for Apple® iPhone®, Blackberry®, Windows®, and Android® OS-supported devices. Access to myAT&T mobile websites depends on device operating systems, mobile browsers, and device attributes.