EXHIBIT
31



CERTIFICATION
OF PRINCIPAL EXECUTIVE OFFICER AND

PRINCIPAL
FINANCIAL AND ACCOUNTING OFFICER

PURSUANT
TO SECTION 302 OF THE

SARBANES-OXLEY
ACT OF 2002



I,
Charles Allen, certify that:



|1. | I have reviewed
    this quarterly report on Form 10-Q of BTCS Inc. for the fiscal quarter ended September 30, 2015.                                                                                                                                                                                                  
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|   |                                                                                                                                                                                                                                                                                                                       
|2. | Based on my knowledge,
    this report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the
    statements made, in light of the circumstances under which such statements were made, not misleading with respect to the period
    covered by this report;
|   |                                                                                                                                                                                                                                                                                                                       
|3. | Based on my knowledge,
    the financial statements, and other financial information included in this interim report, fairly present in all material
    respects the financial condition, results of operations and cash flows of the registrant as of, and for, the periods presented
    in this report;           
|   |                                                                                                                                                                                                                                                                                                                       
|4. | I am responsible
    for establishing and maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e))
    and internal controls over financial reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant
    and have:                    



| | a) | designed such
    disclosure controls and procedures, or caused such disclosure controls and procedures to be designed under our supervision,
    to ensure that material information relating to the registrant, including its consolidated subsidiaries, is made known to
    us by others within those entities, particularly during the period in which this interim report is being prepared;
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| |    |                                                                                                                                                                                                                                                                                                                                                                                                   
| | b) | designed such
    internal control over financial reporting, or caused such internal control over financial reporting to be designed under our
    supervision, to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial
    statements for external purposes in accordance with generally accepted accounting principles;               
| |    |                                                                                                                                                                                                                                                                                                                                                                                                   
| | c) | evaluated the
    effectiveness of the registrant’s disclosure controls and procedures and presented in this report our conclusions about
    the effectiveness of the disclosure controls and procedures, as of the end of the period covered by this report based on such
    evaluation;                                                                                                       
| |    |                                                                                                                                                                                                                                                                                                                                                                                                   
| | d) | disclosed in
    this report any change in the registrant’s internal control over financial reporting that occurred during the registrant’s
    most recent fiscal quarter that has materially affected, or is reasonably likely to materially affect, the registrant’s
    internal control over financial reporting;                                                                            



|5. | I have disclosed, based
    on our most recent evaluation, to the registrant’s auditors and the registrant’s board of directors:
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| | a) | all significant deficiencies
    in the design or operation of internal controls which could adversely affect the registrant’s ability to record, process,
    summarize and report financial data and have identified for the registrant’s auditors any material weaknesses in internal
    controls; and
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| |    |                                                                                                                                                                                                                                                                                                           
| | b) | any fraud, whether or not material,
    that involves management or other employees who have a significant role in the registrant’s internal controls over financial
    reporting.                                                                                                                       



|Dated: November
    12, 2015 | By: | /s/ Charles
    Allen                                            
|---------------------------- | --- | -----------------------------------------------------------------
|                             |     | Charles Allen                                                    
|                             |     | Chief Executive
    Officer, Chief Financial Officer and Director
|                             |     | (Principal Executive
    Officer and Principal Financial and     
|                             |     | Accounting Officer)