This is a short, easy-to-pronounce 2-word dot-com we have owned since year-2001 - WinUp is a great potential brand. Here are comparable reported domain sales: levelup.com $50,000 USD, wayup.com $20,000 USD, soundup.com $18,209, allup.com $15,000, postup.com $14,900, mailup.com $14,080, tixup.com $13,199, liveup.com $11,500, heroup.com $11,000, thinkup.com $10,100, sportup.com $7,000, handup.com $6,500, yearup.com $6,200.
The "UP" niche and concept is very popular. WinUp gest regular internet visitors and is associated with computer software category including 'WINdows UPgrade' WniUp.com enjoys a wide-range of usage potential in casinos, gambling, money-matters, bitcoins, anything about winning in business or in life and and acronyms.
Suggestion Tool results for Winup are; winning trades, winup website, winup only for winners, windows up, winning in the market, bitcoin crypto winup, windows upgrade, win up and up markets, win in futures trading, win in stocks, winup investing, anything about the financial markets and currencies.
Winup.com is available and on-sale due to owner retiring soon. In fact, a desire for retirement income is a reason the owner can take an interest-free monthly payment plan (and a buyer's benefit).
P.S. No worries about using the domain while paying. You will have the same use as you would if you paid purchase price up-front and be able to use your own DNS immediately upon making your first payment.