Exhibit 99.4 MANGOSOFT, INC. AND SUBSIDIARY (A DEVELOPMENT STAGE COMPANY) UNAUDITED PRO FORMA CONDENSED COMBINED INCOME STATEMENT INFORMATION FOR THE YEAR ENDED DECEMBER 31, 1998 MangoSoft, MangoSoft Pro Forma Pro Forma Inc. Corporation Adjustments Combined ---- ----------- ----------- -------- Revenues $ -- $ 245,406 $ -- $ 245,406 Cost of revenues -- 91,529 -- 91,529 -------- ------------ ---------- ------------ Gross margin -- 153,877 -- 153,877 Costs and expenses: Research and development -- 6,615,558 -- 6,615,558 Selling and marketing -- 2,608,190 -- 2,608,190 General and administrative 27,402 3,388,312 (200) A 3,415,514 Consulting fees to related parties -- 647,795 -- 647,795 -------- ------------ ---------- ------------ Total costs and expenses 27,402 13,259,855 (200) 13,287,057 Loss from operations (27,402) (13,105,978) 200 (13,133,180) Interest income -- 168,498 -- 168,498 Interest expense: Related parties -- (19,726) 19,726 B -- Other parties (274) (49,507) -- (49,781) -------- ------------ ---------- ------------ Total interest expense (274) (69,233) 19,726 (49,781) Other expense, net -- (67,200) -- (67,200) -------- ------------ ---------- ------------ Net loss (income) (27,676) (13,073,913) 19,926 (13,081,663) Accretion of redeemable preferred stock -- (2,634,482) 2,634,482 C -- -------- ------------ ---------- ------------ Net loss applicable to common stockholders $(27,676) $(15,708,395) $2,654,408 $(13,081,663) ======== ============ ========== ============ Net loss per common share - basic and diluted $ (0.03) $ (20.74) $ (1.14) ======== ============ ============ Weighted average shares outstanding - basic and diluted 908,300 757,500 11,428,073 ======== ============ ============ NOTES TO THE DECEMBER 31, 1998 UNAUDITED PRO FORMA CONDENSED COMBINED INCOME STATEMENTS A To eliminate MangoSoft, Inc.'s amortization of organizational costs. B To eliminate the related party interest expense as a result of the conversion of related party debt into common stock at the time of the merger. C To eliminate the accretion of the redeemable convertible preferred stock, which was converted into common shares of MangoSoft, Inc. at the time of the merger.