Roll 4d8
Free online 4d8 dice roller and calculator. Roll 4 d8 instantly — see results, min 4, max 32, and average 18.
Quick roll
Dice notation
kh keep highest · kl keep lowest · dl drop lowest · Space roll
Presets
Roll lines
Roll log
Your roll history appears here.
Need to roll 4d8? Dice Cove’s roller is preloaded with 4d8 so you can roll once or many times, log every result, and check the math: minimum 4, maximum 32, expected average 18.
4d8 calculator stats
- Minimum: 4
- Maximum: 32
- Average: 18
Use this page as a quick 4d8 roller and average calculator — roll as many times as you need and compare totals to the 18 expected value. For keep/drop rules and custom formulas, open the dice calculator.
How to roll 4d8
- Press Roll — notation is already set to 4d8.
- Add a modifier (for example 4d8+5) when damage or a bonus applies.
- Check the roll log to compare several 4d8 results in a row.
- Switch dice anytime via the tray or the full dice roller.
Common 4d8 uses
- Quick 4d8 damage or table rolls at the table
- Compare results to the 18 average for 4d8
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- Dice calculator — averages, odds, and custom notation
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Frequently asked questions
What is the average of 4d8?
The average of 4d8 is 18. Each d8 averages 4.5, so 4 × 4.5 = 18.
What is the minimum and maximum for 4d8?
4d8 ranges from 4 (all 1s) to 32 (all 8s).
How do I roll 4d8 with a modifier?
Type 4d8+3 (or use the modifier field) to add a bonus to the total — useful for damage riders and spell attack modifiers.