Duolingo, a U.S. edtech firm, has revised its IPO price range. It now stands at $100 per share. This is a significant increase from the initial range of $95 per share.According to the SEC filings of unicorns, Duolingo now targets a $95-100 per share IPO price range. This is up from $85-$95 per share or a gain around 12% at bottom and 5% above the top.TechCrunch had previously called the Duolingo launch a beacon of sorts for the U.S. edtech industry. If Duolingo is able to price and trade well investors in private companies might be more inclined to invest if there is a better exit market. Duolingo could be a damper on the startup edtech market if it trades poorly or prices are low.Duolingo's decision to raise its IPO price range is a sign that we are more likely to have a strong offering rather than a weak one.It's good news for edtech companies who have reached unicorn status, such as Masterclass, Course Hero and Quizlet. Crunchbase data shows that these companies have raised $461.4million, $97.4million, $62 million, and $130 million respectively.What is Duolingo worth to you?Except for the proposed price, the terms of Duolingo's IPO remain unchanged. Duolingo will still sell 3.7 million shares at its debut. Existing equity holders will also be able to purchase some 1.41 millions shares. The underwriters of Duolingo also reserved the right to purchase 765,916 shares at the IPO price within 30 days after its debut.The company's simple valuation, excluding the underwriter shares, now lands at $3.41 billion to $3.59 billion depending on the price. These numbers include the greenshoe offering and rise to $3.48 billion-$3.67 billion.Remember that Duolingos November 2020 series H value of the company was just over $2.4 Billion when it was private. Investors will see a nice increase in their investment if Duolingo prices within its range. Duolingo's value was just $1.6 billion at mid-2020. This indicates that the company has more than doubled its value since then.