Exhibit 12.1

SunGard Data Systems Inc.

Computation of Ratio of Earnings to Fixed Charges (Unaudited)

($ in millions)



|                                                      |  |                            |      |                            |   |                                |  |   |     |                                  |  |  |                            |     |   |                            |   |      |   |  |   |     |  
|----------------------------------------------------- |  | -------------------------- | ---- | -------------------------- | - | ------------------------------ |  | - | --- | -------------------------------- |  |  | -------------------------- | --- | - | -------------------------- | - | ---- | - |  | - | --- | -
|                                                      |  | Predecessor                |      |                            |   | Successor                      | 
|                                                      |  | Year endedDecember 31,2003 |      | Year endedDecember 31,2004 |   | January 1throughAugust 10,2005 |  |   |     | August 11throughDecember 31,2005 |  |  | Year endedDecember 31,2006 |     |   | Year endedDecember 31,2007 |  
|Fixed charges                                         |  |                            |      |                            |   |                                |  |   |     |                                  |  |  |                            |     |   |                            |   |      |   |  |   |     |  
|Interest expense                                      |  | $                          | 8    |                            | $ | 28                             |  | $ | 14  |                                  |  |  | $                          | 228 |   |                            | $ | 616  |   |  | $ | 608 |  
|Amortization of debt issuance costs and debt discount |  |                            | 3    |                            |   | 1                              |  |   | 3   |                                  |  |  |                            | 20  |   |                            |   | 40   |   |  |   | 37  |  
|Portion of rental expense representative of interest  |  |                            | 50   |                            |   | 57                             |  |   | 38  |                                  |  |  |                            | 25  |   |                            |   | 61   |   |  |   | 69  |  
|                                                      |  |                            |      |                            |   |                                |  |   |     |                                  |  |  |                            |     |   |                            |   |      |   |  |   |     |  
|Total fixed charges                                   |  | $                          | 61   |                            | $ | 86                             |  | $ | 55  |                                  |  |  | $                          | 273 |   |                            | $ | 717  |   |  | $ | 714 |  
|                                                      |  |                            |      |                            |   |                                |  |   |     |                                  |  |  |                            |     |   |                            |   |      |   |  |   |     |  
|Earnings                                              |  |                            |      |                            |   |                                |  |   |     |                                  |  |  |                            |     |   |                            |   |      |   |  |   |     |  
|Income (loss) before income taxes                     |  | $                          | 615  |                            | $ | 761                            |  | $ | 288 |                                  |  |  | $                          | (62 | ) |                            | $ | (139 | ) |  | $ | (63 | )
|                                                      |  |                            |      |                            |   |                                | 
|Fixed charges per above                               |  |                            | 61   |                            |   | 86                             |  |   | 55  |                                  |  |  |                            | 273 |   |                            |   | 717  |   |  |   | 714 |  
|                                                      |  |                            |      |                            |   |                                |  |   |     |                                  |  |  |                            |     |   |                            |   |      |   |  |   |     |  
|Total earnings                                        |  | $                          | 676  |                            | $ | 847                            |  | $ | 343 |                                  |  |  | $                          | 211 |   |                            | $ | 578  |   |  | $ | 651 |  
|                                                      |  |                            |      |                            |   |                                |  |   |     |                                  |  |  |                            |     |   |                            |   |      |   |  |   |     |  
|Ratio of earnings to fixed charges                    |  |                            | 11.1 |                            |   | 9.8                            |  |   | 6.2 |                                  |  |  |                            | *   |   |                            |   | *    |   |  |   | *   |  



|* | Earnings for the period August 11 through December 31, 2005 and for the years ended December 31, 2006 and 2007 were inadequate to cover fixed charges by $62 million,
$139 million and $63 million, respectively.
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