Exhibit 99.1

Public Relations:	Investor Relations:
Nancy Sheffield	John J. Hanlon
Tsantes Consulting Group	Synplicity, Inc.
(408) 426-4902	(408) 215-6000
nsheffield@tsantes.com	ir@synplicity.com

Synplicity Announces Third Quarter 2007 Results

SUNNYVALE, Calif., October 22, 2007— Synplicity^® , Inc. (Nasdaq: SYNP), a leading supplier of innovative IC design and verification solutions, today announced financial results for the quarter ended September 30, 2007.

Revenue for the quarter ended September 30, 2007 was $19.4 million. This compares to the $16.3 million of revenue reported for the quarter ended September 30, 2006. On a generally accepted accounting principles (GAAP) basis, net income was $1.5 million, or $0.05 per diluted share, for the quarter ended September 30, 2007, as compared to a GAAP net income of $1.6 million, or $0.06 per diluted share, for the quarter ended September 30, 2006. For the quarter ended September 30, 2007, GAAP net income included non-cash charges of $959,000 of intangible amortization expense from acquisitions and $747,000 of stock-based compensation expense. For the quarter ended September 30, 2006, GAAP net income included $223,000 of intangible amortization expense from acquisitions and $947,000 of stock-based compensation expense.

For the nine months ended September 30, 2007, revenue was $51.1 million, compared to revenue of $46.1 million for the nine months ended September 30, 2006. For the nine months ended September 30, 2007, the Company reported GAAP net income of $2.7 million, or $0.10 per diluted share. Included in GAAP net income for the nine month period ended September 30, 2007 were non-cash charges of $1.6 million of intangible amortization expense from acquisitions and $2.4 million of stock-based compensation expense. For the nine months ended September 30, 2006, the Company reported a GAAP net income of $1.6 million, or $0.06 per diluted share. Included in net income was $668,000 of intangible amortization expense from acquisitions, $2.8 million of stock-based compensation and a restructuring charge of $854,000.

“I am pleased to report another great quarter at Synplicity with record revenue and operating income, excluding the effects of stock and amortization expenses”, said Gary Meyers, president and CEO. “The integration of HARDI Electronics has been seamless and we are very pleased with the results to date.”

Business Outlook

The following statements are based on current expectations. This guidance reflects the acquisition of HARDI Electronics AB in June 2007. We do not intend to update, confirm or change this guidance until our earnings conference call for the fourth quarter of 2007.

• Revenue for the fourth quarter of 2007 is expected to be in the range of $19.0 to $20.0 million.

• GAAP net income per fully diluted share for the fourth quarter of 2007 is expected to be in the range of $0.02 to $0.05. GAAP net income for the quarter is expected to include non-cash charges of approximately $850,000 relating to stock-based compensation and $880,000 of amortization expense from acquisitions.

Audio Webcast

The Company’s earnings call will be webcast today at 5:45 a.m. Pacific, and may be accessed at http://investor.synplicity.com. The Company will discuss its third quarter 2007 results. Following completion of the call, a rebroadcast of the webcast will be available at http://investor.synplicity.com through December 31, 2007. For those without access to the Internet, a replay of the call will be available from 8:45 a.m. Pacific on October 22, 2007 through November 5, 2007. To listen to a replay, call (719) 457-0820, access code 7036417.

About Synplicity

Synplicity^®, Inc. (Nasdaq: SYNP) is a leading supplier of innovative IC design and verification solutions that serve a wide range of communications, military/aerospace, semiconductor, consumer, computer, and other electronic applications markets. Synplicity’s FPGA implementation tools provide outstanding performance, cost and time-to-market benefits by simplifying, improving and automating logic synthesis, physical synthesis, analysis and debug for programmable logic designs. Synplicity’s ESL synthesis solutions significantly improve productivity for DSP designs realized in ASIC and FPGA devices. The Confirma(TM) at-speed verification platform, comprising software tools and the HAPS(TM) family of prototyping systems, enables both comprehensive verification of ASIC, ASSP and SoC designs and software development prior to chip tapeout. Synplicity is the number one supplier of FPGA synthesis tools and its physical synthesis and ASIC verification technologies are the recipients of several prestigious industry awards. The company operates in over 20 facilities worldwide and is headquartered in Sunnyvale, California. For more information visit http://www.synplicity.com.

Forward-Looking Statements

This press release contains forward-looking statements including, but not limited to, statements regarding the Synplicity’s execution and results for the fourth quarter of 2007 and 2008, the release of its products and upgrades, and expectations of results for the fourth quarter of 2007 including estimated revenue, the estimated operating income, net income, net income per share, non-cash charges, the effective tax rate and certain expenses for 2007 and our expected growth in 2008. These statements relate to future events and involve known and unknown risks, uncertainties and other factors that may cause the Company’s actual financial results, levels of activity, performance or achievements to differ materially from those expressed or implied by the

forward-looking statements including continued demand for the Company’s FPGA products, the Company’s ability to increase revenue from its FPGA products, the integration of HARDI and its products as well as employee retention. For additional information and considerations regarding the risks faced by the Company, see its annual report on Form 10-K for the year ended December 31, 2006, as filed with the Securities and Exchange Commission, as well as other periodic reports filed with the SEC from time to time. Although the Company believes that the expectations reflected in the forward-looking statements are reasonable, the Company cannot guarantee future results, levels of activity, performance or achievements. In addition, neither the Company nor any other person assumes responsibility for the accuracy or completeness of these forward-looking statements. The Company disclaims any obligation to update information contained in any forward-looking statement.

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Synplicity is a registered trademark of Synplicity, Inc. All other brands or products are the trademarks or registered trademarks of their owners.

SYNPLICITY, INC.

CONDENSED CONSOLIDATED BALANCE SHEETS

(in thousands)

	September 30, 2007			December 31, 2006 (1)
	(unaudited)
Assets:
Current assets:
Cash and cash equivalents and short-term investments	$	43,918		$	65,397
Restricted cash		2,700			—
Accounts receivable, net		11,234			10,323
Inventories		1,627			—
Prepaid expenses		2,049			1,314
Other current assets		340			915
Total current assets		61,868			77,949
Restricted cash		2,700			—
Property and equipment, net		2,995			2,390
Goodwill		8,876			1,272
Intangible assets, net		11,068			1,035
Other assets		1,265			1,163
Total assets	$	88,772		$	83,809
Liabilities and Shareholders’ Equity:
Current liabilities:
Accounts payable	$	2,516		$	1,299
Accrued liabilities		1,937			1,537
Accrued compensation		4,465			4,360
Deferred revenue		16,616			18,409
Total current liabilities		25,534			25,605
Other liabilities		272			89
Deferred income taxes		3,300			—
Shareholders’ equity:
Common stock		61,276			62,699
Accumulated deficit		(1,509	)		(4,255	)
Accumulated other comprehensive loss		(101	)		(329	)
Total shareholders’ equity		59,666			58,115
Total liabilities and shareholders’ equity	$	88,772		$	83,809

⁽¹⁾ Derived from audited financial statements.

SYNPLICITY, INC.

CONDENSED CONSOLIDATED STATEMENTS OF INCOME

(in thousands, except per share data)

(unaudited)

	Three Months Ended September 30,				Nine Months Ended September 30,
	2007		2006		2007		2006
Revenue:
License and systems	$	7,707	$	5,071	$	17,182	$	12,518
Maintenance		7,081		6,865		20,577		20,321
Bundled license and services		4,653		4,334		13,334		13,287
Total revenue		19,441		16,270		51,093		46,126
Cost of revenue:(2)
Cost of license and systems		1,014		80		1,443		115
Cost of maintenance		435		396		1,245		1,279
Cost of bundled license and services		96		65		289		294
Amortization of intangible assets		636		223		1,266		668
Total cost of revenue		2,181		764		4,243		2,356
Gross profit		17,260		15,506		46,850		43,770
Operating expenses:(2)
Research and development		6,434		5,661		18,261		18,120
Sales and marketing		6,646		6,388		19,857		18,593
General and administrative		2,198		1,944		6,459		5,930
Amortization of intangible assets from acquisition		323		—		371		—
Restructuring charge		—		—		—		854
Total operating expenses		15,601		13,993		44,948		43,497
Income from operations		1,659		1,513		1,902		273
Other income, net		363		763		2,025		1,917
Income before income taxes		2,022		2,276		3,927		2,190
Income tax provision		571		631		1,181		608
Net income	$	1,451	$	1,645	$	2,746	$	1,582
Net income per share:
Basic and diluted net income per share	$	0.05	$	0.06	$	0.10	$	0.06
Shares used in basic per share calculation		26,770		26,790		26,747		26,918
Shares used in diluted per share calculation		27,880		27,421		27,747		27,663

⁽²⁾ Amortization of stock-based compensation expense relates to the following:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2007		2006		2007		2006
Cost of maintenance	$	77	$	37	$	121	$	85
Research and development		258		422		1,005		1,312
Sales and marketing		205		256		662		738
General and administrative		207		232		652		707