WHATIF // REPLAY ENGINE
What if you had bought back then?
Pick a stock, a year, and an amount.
Watch compound interest turn time into a miracle — day by day.
- Assets
- 25
- Data from
- 1984
- Years spanned
- 42+
① Pick an asset
The classic case from those viral videos
② Pick a year
1996
③ PrincipalUSD
Invested $100K in 1996 · held until today
Popular Journeys · Real Data
1996MSFT
Microsoft
×94.9
Principal $100K → 31 yrs · $9.49M
1996DCA
Microsoft
×16.3
Principal $10.0K + $1.0K/mo → 31 yrs · $6.14M
2005AAPL
Apple
×271
Principal $100K → 22 yrs · $27.13M
2005DCA
Apple
×40.1
Principal $10.0K + $1.0K/mo → 22 yrs · $10.78M
2015NVDA
NVIDIA
×433
Principal $100K → 12 yrs · $43.31M
2015DCA
NVIDIA
×90.8
Principal $10.0K + $1.0K/mo → 12 yrs · $13.53M
2002AMZN
Amazon
×484
Principal $100K → 25 yrs · $48.38M
2002DCA
Amazon
×66.1
Principal $10.0K + $1.0K/mo → 25 yrs · $20.17M
2013BTC
Bitcoin
×6276
Principal $10.0K → 14 yrs · $62.76M
2013DCA
Bitcoin
×479
Principal $1.0K + $100/mo → 14 yrs · $8.38M
1990SPX
S&P 500
×22.2
Principal $100K → 37 yrs · $2.22M
1990DCA
S&P 500
×7.6
Principal $10.0K + $1.0K/mo → 37 yrs · $3.43M
2004GLD
Gold (GLD ETF)
×9.0
Principal $100K → 22 yrs · $899K
2004DCA
Gold (GLD ETF)
×3.7
Principal $10.0K + $1.0K/mo → 22 yrs · $1.00M
2011BRK-B
Berkshire Hathaway
×5.9
Principal $100K → 15 yrs · $595K
2011DCA
Berkshire Hathaway
×3.1
Principal $10.0K + $1.0K/mo → 15 yrs · $603K
2007NFLX
Netflix
×214
Principal $100K → 20 yrs · $21.43M
2007DCA
Netflix
×49.8
Principal $10.0K + $1.0K/mo → 20 yrs · $12.20M
2015AMD
AMD
×181
Principal $100K → 12 yrs · $18.08M
2015DCA
AMD
×47.1
Principal $10.0K + $1.0K/mo → 12 yrs · $7.02M
20080700
Tencent
×43.6
Principal $100K → 19 yrs · HK$4.36M
2008DCA
Tencent
×9.4
Principal $10.0K + $1.0K/mo → 19 yrs · HK$2.19M
2003600519
Kweichow Moutai
×292
Principal $100K → 24 yrs · ¥29.23M
2003DCA
Kweichow Moutai
×39.8
Principal $10.0K + $1.0K/mo → 24 yrs · ¥11.63M
All assets
Microsoft MSFTApple AAPLNVIDIA NVDAAlphabet GOOGLAmazon AMZNTesla TSLAMeta Platforms METABerkshire Hathaway BRK-BCoca-Cola KODisney DISTSMC TSMNetflix NFLXAMD AMDCostco COSTOracle ORCLMcDonald's MCDIntel INTCPayPal PYPLBoeing BAInvesco QQQ QQQTencent 0700Kweichow Moutai 600519S&P 500 SPXGold (GLD ETF) GLDBitcoin BTC
How it works
01
Real historical data
Daily prices come from public markets, adjusted for dividends (total-return approximation), accurate to every trading day.
02
Animated replay
Not a boring table: the curve grows day by day, returns tick live, and a full battle report pops at the end.
03
One-tap share
Generate a portrait share card or copy the report link — perfect for social apps.