UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 10-Q/A

(Amendment #1)

For the quarterly period ended March 31, 2013

Commission File Number 0-21743

NeoMedia Technologies, Inc.

(Exact name of registrant as specified in its charter)

100 West Arapahoe Avenue, Suite 9, Boulder, CO 80302

(Address, including zip code, of principal executive offices)

303 546 7946

(Registrants’ telephone number, including area code)

Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Yes ¨    No x

Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Exchange Act.    Yes ¨    No x

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months and (2) has been subject to such filing requirements for the past 90 days.    Yes x     No ¨

Indicate by check mark whether the registrant has submitted electronically and posted on its corporate Web site, if any, every Interactive Data File required to be submitted and posted pursuant to Rule 405 of Regulation S-T during the preceding 12 months (or such shorter period that the registrant was required to submit and post such files).  Yes x     No  ¨

Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K is not contained herein, and will not be contained, to the best of registrant’s knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K. ¨

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, or a smaller reporting company. See the definitions of “large accelerated filer,” “accelerated filer” and “smaller reporting company” in Rule 12b-2 of the Exchange Act.

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).    Yes ¨    No x

The aggregate market value of the common stock held by non-affiliates of the registrant as of June 30, 2011, the last business day of the registrant’s most recently completed second fiscal quarter, was approximately $10,758,765, based on the closing sale price for the registrant’s common stock on that date. For purposes of determining this number, all officers and directors of the registrant are considered to be affiliates of the registrant. This number is provided only for the purpose of this report on Form 10-K and does not represent an admission by either the registrant or any such person as to the status of such person.

The number of outstanding shares of the registrant’s Common Stock on May 24, 2013 was 4,099,707,434

Documents Incorporated By Reference - None

Explanatory Note

The sole purpose of this Amendment No. 1 on Form 10–Q/A to our Interim Report on Form 10–Q for the period ended March 31, 2013 originally filed with the Securities and Exchange Commission  (the “SEC”) on May 24, 2013, (the “Form 10–Q”), is to furnish Exhibit 101 to the Form 10–Q, which contains the XBRL (eXtensible Business Reporting Language) Interactive Data File for the financial statements and notes included in Part I of the Form 10-Q, in accordance with Rule 201 of Regulation S-T.

No other changes have been made to the Form 10–Q. This Amendment No. 1 speaks as of the original filing date of the Form 10–Q, and does not reflect events that may have occurred subsequent to the original filing date and does not modify or update in any way, disclosures made in the original Form 10–Q.  Accordingly, this amendment should be read in conjunction with the original Form 10-Q filing, as well as  our other filings made with the SEC pursuant to Section 13(a) or 15(d) of the Securities Exchange Act of 1934, as amended, subsequent to the original filing of the Form 10-K.

Pursuant to Rule 406T of Regulation S–T, the interactive data files on Exhibit 101 hereto are deemed not filed or part of a registration statement or prospectus for purposes of Sections 11 or 12 of the Securities Act of 1933, as amended, are deemed not filed for purposes of Section 18 of the Securities Act of 1934, as amended, and otherwise are not subject to liability under those sections.

ITEM 15. Exhibits and Financial Statement Schedules

(a) Financial Statements and Schedules

The financial statements are set forth under Item 1 of this Interim Report on Form 10-Q. Financial statement schedules have been omitted because they are either not required, not applicable, or the information is otherwise included.

(a) Exhibits:

SIGNATURES

In accordance with Section 13 or 15(d) of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.