Which funds can replace DDFO?

Which ETFs can replace DDFO?

Which ETFs can replace DDFO? ranked by return similarity
Rank	Ticker	Fund	Return similarity
1	DDFJ	Innovator Equity Dual Directional 15 Buffer ETF - January	98.3%
2	DDFD	Innovator Equity Dual Directional 15 Buffer ETF - December	98.0%
3	DDFN	Innovator Equity Dual Directional 15 Buffer ETF - November	97.6%
4	DDFF	Innovator Equity Dual Directional 15 Buffer ETF - February	97.3%
5	DDFS	Innovator Equity Dual Directional 15 Buffer ETF - September	97.0%
6	SEPW	AllianzIM U.S. Large Cap Buffer20 Sep ETF	96.9%
7	DDFM	Innovator Equity Dual Directional 15 Buffer ETF - March	96.9%
8	XSEP	FT Vest U.S. Equity Enhance & Moderate Buffer ETF - September	96.6%
9	OCTW	AllianzIM U.S. Large Cap Buffer20 Oct ETF	96.4%
10	SPBW	AllianzIM Buffer20 Allocation ETF	96.3%
11	BUFX	FT Vest Laddered Enhance & Moderate Buffer ETF	96.0%
12	PBSE	PGIM S&P 500 Buffer 20 ETF - September	96.0%
13	PBOC	PGIM S&P 500 Buffer 20 ETF - October	96.0%
14	DGOC	FT Vest U.S. Equity Buffer & Digital Return ETF - October	95.8%
15	XAUG	FT Vest U.S. Equity Enhance & Moderate Buffer ETF - August	95.6%
16	DGJA	FT Vest U.S. Equity Buffer & Digital Return ETF - January	95.0%
17	AUGW	AllianzIM U.S. Large Cap Buffer20 Aug ETF	94.4%
18	BUFZ	FT Vest Laddered Moderate Buffer ETF	94.4%
19	PBAU	PGIM S&P 500 Buffer 20 ETF - August	94.3%
20	DDFA	Innovator Equity Dual Directional 15 Buffer ETF - April	94.3%