Smartling vs DeepL Pro

Side-by-side from the Top 11 ranking of The 11 Best Translation and Localization Software Tools (2026). Last verified June 28, 2026.

The short answer

Smartling ranks higher on Top 11 (#3 vs #11) for SaaS companies and global businesses localizing products, websites, and marketing content. A unified platform and service solution, ideal for enterprises wanting a single localization partner.

At a glance

SmartlingDeepL Pro
Top 11 rank#3 / The 11 Best Translation and Localization Software Tools (2026)#11 / The 11 Best Translation and Localization Software Tools (2026)
Score (out of 9.4)97.1
Best forSoftware plus managed servicesBest-in-class MT API
Pricing$$$$ (Custom enterprise pricing)$ ($30 to custom/mo)
HQNew York, USACologne, Germany
Founded20092017

Smartling

A unified platform and service solution, ideal for enterprises wanting a single localization partner.

www.smartling.com

See full entry in The 11 Best Translation and Localization Software Tools (2026)

DeepL Pro

A raw machine translation API, not a TMS, but its quality makes it a core part of many modern stacks.

www.deepl.com/pro

See full entry in The 11 Best Translation and Localization Software Tools (2026)

Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.