Streaming Data Usage Calculator – GB per Hour

Calculate data usage for Netflix, YouTube, Spotify, and other streaming services.

About This Calculator

Calculate data usage for Netflix, YouTube, Spotify, and other streaming services. Use the calculator above for instant results.

Worked Examples

Example 1: 3hrs 4K streaming, 30 days

  • 7 GB/hr x 3 x 30 = 630 GB/month

Answer: 630 GB/month

Example 2: 2hrs HD streaming, 30 days

  • 3 GB/hr x 2 x 30 = 180 GB/month

Answer: 180 GB/month

Example 3: Music all day (8hrs), 30 days

  • 0.072 x 8 x 30 = 17.3 GB/month

Answer: 17.3 GB/month

Who Uses This Calculator?

💻
Streamers

Calculate monthly data before hitting cap.

📱
Mobile Users

Manage mobile data budget.

🏠
Home Users

Verify ISP data cap adequacy.

📊
ISPs

Customer data usage estimates.

Common Mistakes to Avoid

❌ Quality has huge impact

SD uses 0.7 GB/hr, 4K uses 7 GB/hr — a 10x difference. Switching from 4K to HD saves 120+ GB/month.

❌ Multiple simultaneous streams

Each device streams independently. 4 people watching 4K simultaneously = 4× usage.

Frequently Asked Questions

Netflix data by quality?

SD: ~1 GB/hr. HD: ~3 GB/hr. Ultra HD/4K: ~7 GB/hr. Auto quality varies.

Unlimited data?

Many ISPs throttle after 1-1.5 TB even on 'unlimited' plans. Read the fine print.

Data cap reached?

Reduce stream quality to HD. Download content on WiFi. Set data-saving mode in Netflix/YouTube settings.