Exhibit 12.1

SunGard Data Systems Inc.

Computation of Ratio of Earnings to Fixed Charges (Unaudited)

($ in millions)



|                                                      |  |                            |     |                                |   |     |  |           |  |                                  |  |   |                            |   |  |                            |      |   |                            |   |     |   |  |   |      |  
|----------------------------------------------------- |  | -------------------------- | --- | ------------------------------ | - | --- |  | --------- |  | -------------------------------- |  | - | -------------------------- | - |  | -------------------------- | ---- | - | -------------------------- | - | --- | - |  | - | ---- | -
|                                                      |  | Predecessor                |     |                                |   |     |  | Successor | 
|                                                      |  | Year endedDecember 31,2004 |     | January 1throughAugust 10,2005 |   |     |  |           |  | August 11throughDecember 31,2005 |  |   | Year endedDecember 31,2006 |   |  | Year endedDecember 31,2007 |      |   | Year endedDecember 31,2008 |  
|Fixed charges                                         |  |                            |     |                                |   |     |  |           |  |                                  |  |   |                            |   |  |                            |      |   |                            |   |     |   |  |   |      |  
|Interest expense                                      |  | $                          | 28  |                                | $ | 14  |  |           |  |                                  |  | $ | 228                        |   |  | $                          | 616  |   |                            | $ | 608 |   |  | $ | 561  |  
|Amortization of debt issuance costs and debt discount |  |                            | 1   |                                |   | 3   |  |           |  |                                  |  |   | 20                         |   |  |                            | 40   |   |                            |   | 37  |   |  |   | 37   |  
|Portion of rental expense representative of interest  |  |                            | 57  |                                |   | 38  |  |           |  |                                  |  |   | 25                         |   |  |                            | 61   |   |                            |   | 69  |   |  |   | 75   |  
|                                                      |  |                            |     |                                |   |     |  |           |  |                                  |  |   |                            |   |  |                            |      |   |                            |   |     |   |  |   |      |  
|Total fixed charges                                   |  | $                          | 86  |                                | $ | 55  |  |           |  |                                  |  | $ | 273                        |   |  | $                          | 717  |   |                            | $ | 714 |   |  | $ | 673  |  
|                                                      |  |                            |     |                                |   |     |  |           |  |                                  |  |   |                            |   |  |                            |      |   |                            |   |     |   |  |   |      |  
|Earnings                                              |  |                            |     |                                |   |     |  |           |  |                                  |  |   |                            |   |  |                            |      |   |                            |   |     |   |  |   |      |  
|Income (loss) before income taxes                     |  | $                          | 761 |                                | $ | 288 |  |           |  |                                  |  | $ | (62                        | ) |  | $                          | (139 | ) |                            | $ | (63 | ) |  | $ | (204 | )
|Fixed charges per above                               |  |                            | 86  |                                |   | 55  |  |           |  |                                  |  |   | 273                        |   |  |                            | 717  |   |                            |   | 714 |   |  |   | 673  |  
|                                                      |  |                            |     |                                |   |     |  |           |  |                                  |  |   |                            |   |  |                            |      |   |                            |   |     |   |  |   |      |  
|Total earnings                                        |  | $                          | 847 |                                | $ | 343 |  |           |  |                                  |  | $ | 211                        |   |  | $                          | 578  |   |                            | $ | 651 |   |  | $ | 469  |  
|                                                      |  |                            |     |                                |   |     |  |           |  |                                  |  |   |                            |   |  |                            |      |   |                            |   |     |   |  |   |      |  
|Ratio of earnings to fixed charges                    |  |                            | 9.8 |                                |   | 6.2 |  |           |  |                                  |  |   | *                          |   |  |                            | *    |   |                            |   | *   |   |  |   | *    |  



|* | Earnings for the period August 11 through December 31, 2005 and for the years ended December 31, 2006, 2007 and 2008 were inadequate to cover fixed charges by $62
million, $139 million, $63 million and $204 million, respectively.
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