Stock Average Calculator
Twinkle AI LabsBefore buying more, check your new average cost and what it would take to reach your target average.

- Category
- Finance
- Devices
- Android
Contains ads · In-app purchases
App preview
Select an image to enlarge it.
Languages 11
- Korean
- English
- Japanese
- Simplified Chinese
- Traditional Chinese
- Spanish
- German
- Brazilian Portuguese
- Italian
- French
- Indonesian
Key features
Average cost
Enter a quantity or budget to see your new average cost.
Target average
Find the extra quantity and cost needed to reach your target average.
View the formula
See how your numbers add up to the new average cost.
Quick input
Add amounts with quick keys, or paste numbers and calculations.
Currencies & units
Choose a currency and unit for each asset. Enter quantities with up to eight decimal places.
History & reports
Save calculations by asset. Compare average costs and possible gains or losses.
Data privacy & usage
Saved on your device
Your calculation history and asset details are saved on your device. They aren't sent to a server.
No login needed
Start calculating without signing up or logging in.
Offline calculations
Calculate average costs and target purchase quantities without internet access.
A calculation tool, not investment advice or a recommendation to trade. Results do not include actual execution prices, fees or taxes.