# The Top 20 Unified APIs Software Check out this list of the top Unified APIs Software products based on user satisfaction. A product's satisfaction score is calculated by a[proprietary algorithm](https://sell.g2.com/g2-scoring-methodologies)that factors in real-user satisfaction ratings from review data. Software buyers can compare products according to their satisfaction scores to streamline the buying process and quickly identify the best products based on the experiences of their peers. [![linkedin](/assets/social-logos/linkedin-afe65e46604a5bd5105ab9c856116204040b6b3f2b2d42562fc8071ca0c48ca0.svg "linkedin")](https://www.linkedin.com/shareArticle?mini=true&summary=Compare+the+best+business+software+and+services+based+on+user+ratings+and+social+data.+Reviews+for+CRM%2C+ERP%2C+CAD%2C+PDM%2C+HR%2C+and+Marketing+software.&title=Highest+Rated+Unified+APIs+Software+in+2026+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fcategories%2Funified-apis%3Ftab%3Dhighest_rated) [![twitter](/assets/social-logos/twitter-61aaec80434c71387b8f7326e480592eae71c0a65afd051d66fce9b75a9bf417.svg "twitter")](https://twitter.com/intent/tweet?text=Highest+Rated+Unified+APIs+Software+in+2026+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fcategories%2Funified-apis%3Ftab%3Dhighest_rated&via=G2dotcom) [![facebook](/assets/social-logos/facebook-350d0b410d6b10debcf893050e803a8633d53561aa42807b087b8daf9be3668f.svg "facebook")](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.g2.com%2Fcategories%2Funified-apis%3Ftab%3Dhighest_rated) [![gmail](/assets/social-logos/gmail-6db42f21e7c254fae201b112bef0dd15d25223a5cbb32691ce80eab43761eadf.svg "gmail")](https://mail.google.com/mail/?view=cm&fs=1&tf=1&to=&su=Highest+Rated+Unified+APIs+Software+in+2026+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fcategories%2Funified-apis%3Ftab%3Dhighest_rated%0aCompare+the+best+business+software+and+services+based+on+user+ratings+and+social+data.+Reviews+for+CRM%2C+ERP%2C+CAD%2C+PDM%2C+HR%2C+and+Marketing+software.) [![mail](/assets/social-logos/mail-d55c53b04bf49872e40cd2443b85a99caa23394e6cf154ae32a9d08377c15d86.svg "mail")](mailto:?subject=Highest+Rated+Unified+APIs+Software+in+2026+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fcategories%2Funified-apis%3Ftab%3Dhighest_rated%0aCompare+the+best+business+software+and+services+based+on+user+ratings+and+social+data.+Reviews+for+CRM%2C+ERP%2C+CAD%2C+PDM%2C+HR%2C+and+Marketing+software.) ![copy_link](/assets/social-logos/copy_link-05d8dc5dc8576fc78425ad34d07241b060878835e555a30417ff41c18335e575.svg "copy\_link") Filters The next elements are filters and will change the displayed results once they are selected. All SegmentsSmall Business (50 or fewer emp.)Mid-Market (51-1000 emp.)All RegionsEuropeAsiaNorth America The Top 20 Unified APIs Software [![linkedin](/assets/social-logos/linkedin-afe65e46604a5bd5105ab9c856116204040b6b3f2b2d42562fc8071ca0c48ca0.svg "linkedin")](https://www.linkedin.com/shareArticle?mini=true&summary=Compare+the+best+business+software+and+services+based+on+user+ratings+and+social+data.+Reviews+for+CRM%2C+ERP%2C+CAD%2C+PDM%2C+HR%2C+and+Marketing+software.&title=Highest+Rated+Unified+APIs+Software+in+2026+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fcategories%2Funified-apis%3Ftab%3Dhighest_rated) [![twitter](/assets/social-logos/twitter-61aaec80434c71387b8f7326e480592eae71c0a65afd051d66fce9b75a9bf417.svg "twitter")](https://twitter.com/intent/tweet?text=Highest+Rated+Unified+APIs+Software+in+2026+%7C+G2&url=https%3A%2F%2Fwww.g2.com%2Fcategories%2Funified-apis%3Ftab%3Dhighest_rated&via=G2dotcom) [![facebook](/assets/social-logos/facebook-350d0b410d6b10debcf893050e803a8633d53561aa42807b087b8daf9be3668f.svg "facebook")](https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.g2.com%2Fcategories%2Funified-apis%3Ftab%3Dhighest_rated) [![gmail](/assets/social-logos/gmail-6db42f21e7c254fae201b112bef0dd15d25223a5cbb32691ce80eab43761eadf.svg "gmail")](https://mail.google.com/mail/?view=cm&fs=1&tf=1&to=&su=Highest+Rated+Unified+APIs+Software+in+2026+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fcategories%2Funified-apis%3Ftab%3Dhighest_rated%0aCompare+the+best+business+software+and+services+based+on+user+ratings+and+social+data.+Reviews+for+CRM%2C+ERP%2C+CAD%2C+PDM%2C+HR%2C+and+Marketing+software.) [![mail](/assets/social-logos/mail-d55c53b04bf49872e40cd2443b85a99caa23394e6cf154ae32a9d08377c15d86.svg "mail")](mailto:?subject=Highest+Rated+Unified+APIs+Software+in+2026+%7C+G2&body=https%3A%2F%2Fwww.g2.com%2Fcategories%2Funified-apis%3Ftab%3Dhighest_rated%0aCompare+the+best+business+software+and+services+based+on+user+ratings+and+social+data.+Reviews+for+CRM%2C+ERP%2C+CAD%2C+PDM%2C+HR%2C+and+Marketing+software.) ![copy_link](/assets/social-logos/copy_link-05d8dc5dc8576fc78425ad34d07241b060878835e555a30417ff41c18335e575.svg "copy\_link") All SegmentsSmall Business (50 or fewer emp.)Mid-Market (51-1000 emp.)All RegionsEuropeAsiaNorth America [Collapse AllExpand All](#) G2 Satisfaction Score Information Compare [Expand/Collapse Merge Unified](#) #1 [![Merge Unified](https://images.g2crowd.com/uploads/product/hd_favicon/2d3e34055ca4170a9fc61ef5f4e7ac26/merge-unified.svg)](/products/merge-unified/reviews) [Merge Unified](/products/merge-unified/reviews "Merge Unified") 97 [Expand/Collapse Merge Unified](#) Overall Satisfaction Score 97 Top Industries of Reviewers: Computer Software 56% Information Technology and Services 24% Human Resources 10% Staffing and Recruiting 9% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 9.4 Meets Requirements Average: 9.2 9.1 Ease of Doing Business With Average: 8.2 9.4 Ease of Setup Average: 9.3 9.2 Quality of Support Average: 9.4 9.6 Ease of Admin Average: 7.9 9.5 [Expand/Collapse Kombo](#) #2 [![Kombo](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_f797eec32528eb82ed9d0848aed6a564/kombo.png)](/products/kombo/reviews) [Kombo](/products/kombo/reviews "Kombo") 93 [Expand/Collapse Kombo](#) Overall Satisfaction Score 93 Top Industries of Reviewers: Computer Software 37% Staffing and Recruiting 22% Human Resources 22% Information Technology and Services 19% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 9.6 Meets Requirements Average: 9.2 9.3 Ease of Doing Business With Average: 8.2 9.9 Ease of Setup Average: 9.3 9.4 Quality of Support Average: 9.4 9.9 Ease of Admin Average: 7.9 9.7 [Expand/Collapse Finch](#) #3 [![Finch](https://images.g2crowd.com/uploads/product/hd_favicon/397cc77ddf87eb7f8f43853bca7eeeb6/finch-finch.svg)](/products/finch-finch/reviews) [Finch](/products/finch-finch/reviews "Finch") 84 [Expand/Collapse Finch](#) Overall Satisfaction Score 84 Top Industries of Reviewers: Financial Services 41% Computer Software 30% Information Technology and Services 15% Accounting 13% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 9.3 Meets Requirements Average: 9.2 9.3 Ease of Doing Business With Average: 8.2 9.4 Ease of Setup Average: 9.3 9.1 Quality of Support Average: 9.4 9.6 Ease of Admin Average: 7.9 9.1 [Expand/Collapse Knit API](#) #4 [![Knit API](https://images.g2crowd.com/uploads/product/hd_favicon/86eae8262cd540e3976f3f178b840a53/knit-api.svg)](/products/knit-api/reviews) [Knit API](/products/knit-api/reviews "Knit API") 83 [Expand/Collapse Knit API](#) Overall Satisfaction Score 83 Top Industries of Reviewers: Computer Software 47% Information Technology and Services 34% Human Resources 12% Marketing and Advertising 7% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 9.6 Meets Requirements Average: 9.2 8.5 Ease of Doing Business With Average: 8.2 10.0 Ease of Setup Average: 9.3 9.5 Quality of Support Average: 9.4 9.1 Ease of Admin Average: 7.9 8.9 [Expand/Collapse StackOne](#) #5 [![StackOne](https://images.g2crowd.com/uploads/product/hd_favicon/98354965b157ee05f6ab066ea012e7ba/stackone.svg)](/products/stackone/reviews) [StackOne](/products/stackone/reviews "StackOne") 74 [Expand/Collapse StackOne](#) Overall Satisfaction Score 74 Top Industries of Reviewers: Human Resources 38% Computer Software 22% Staffing and Recruiting 22% E-Learning 19% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 8.9 Meets Requirements Average: 9.2 8.8 Ease of Doing Business With Average: 8.2 9.8 Ease of Setup Average: 9.3 8.9 Quality of Support Average: 9.4 9.3 Ease of Admin Average: 7.9 9.6 [Expand/Collapse Nango](#) #6 [![Nango](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_9a1bf028ea577e4e61a24d2eccabd48c/nango.png)](/products/nango/reviews) [Nango](/products/nango/reviews "Nango") 71 [Expand/Collapse Nango](#) Overall Satisfaction Score 71 Top Industries of Reviewers: Information Technology and Services 47% Computer Software 41% Automotive 9% Design 3% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 8.8 Meets Requirements Average: 9.2 8.9 Ease of Doing Business With Average: 8.2 9.7 Ease of Setup Average: 9.3 9.0 Quality of Support Average: 9.4 8.8 Ease of Admin Average: 7.9 8.9 [Expand/Collapse Apideck Unify](#) #7 [![Apideck Unify](https://images.g2crowd.com/uploads/product/hd_favicon/e10e1c1ec0b1c23a6a01a0077e399d3f/apideck-unify.svg)](/products/apideck-unify/reviews) [Apideck Unify](/products/apideck-unify/reviews "Apideck Unify") 64 [Expand/Collapse Apideck Unify](#) Overall Satisfaction Score 64 Top Industries of Reviewers: Computer Software 54% Information Technology and Services 22% Financial Services 16% Human Resources 8% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 9.7 Meets Requirements Average: 9.2 9.1 Ease of Doing Business With Average: 8.2 9.6 Ease of Setup Average: 9.3 9.5 Quality of Support Average: 9.4 9.7 Ease of Admin Average: 7.9 9.5 [Expand/Collapse Bindbee](#) #8 [![Bindbee](https://images.g2crowd.com/uploads/product/hd_favicon/1d3f905efae5753a8e4041ef6c37b735/bindbee.svg)](/products/bindbee/reviews) [Bindbee](/products/bindbee/reviews "Bindbee") 60 [Expand/Collapse Bindbee](#) Overall Satisfaction Score 60 Top Industries of Reviewers: Human Resources 33% Computer Software 33% E-Learning 17% Hospital & Health Care 17% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 9.2 Meets Requirements Average: 9.2 9.0 Ease of Doing Business With Average: 8.2 9.9 Ease of Setup Average: 9.3 9.3 Quality of Support Average: 9.4 9.7 Ease of Admin Average: 7.9 9.4 [Expand/Collapse Refold](#) #9 [![Refold](https://images.g2crowd.com/uploads/product/hd_favicon/235aaad7d15d433d3a277ca86f7c2680/refold.svg)](/products/refold/reviews) [Refold](/products/refold/reviews "Refold") 59 [Expand/Collapse Refold](#) Overall Satisfaction Score 59 Top Industries of Reviewers: Computer Software 64% Information Technology and Services 20% Marketing and Advertising 12% Food & Beverages 4% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 9.9 Meets Requirements Average: 9.2 9.9 Ease of Doing Business With Average: 8.2 0.0 Ease of Setup Average: 9.3 9.9 Quality of Support Average: 9.4 10.0 Ease of Admin Average: 7.9 0.0 [Expand/Collapse The Easy API](#) #10 [![The Easy API](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_ca6172eda53c0a5493d8648211724c5f/the-easy-api.png)](/products/the-easy-api/reviews) [The Easy API](/products/the-easy-api/reviews "The Easy API") 57 [Expand/Collapse The Easy API](#) Overall Satisfaction Score 57 Top Industries of Reviewers: Computer Software 41% Information Technology and Services 37% Computer & Network Security 11% Health, Wellness and Fitness 11% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 9.2 Meets Requirements Average: 9.2 8.7 Ease of Doing Business With Average: 8.2 9.8 Ease of Setup Average: 9.3 9.3 Quality of Support Average: 9.4 8.7 Ease of Admin Average: 7.9 9.5 [Expand/Collapse Unified.to](#) #11 [![Unified.to](https://images.g2crowd.com/uploads/product/hd_favicon/e0857ecafd214a7e7706a50ce86ce0f9/unified-to.svg)](/products/unified-to/reviews) [Unified.to](/products/unified-to/reviews "Unified.to") 55 [Expand/Collapse Unified.to](#) Overall Satisfaction Score 55 Top Industries of Reviewers: Computer Software 65% Information Technology and Services 15% Human Resources 10% Staffing and Recruiting 10% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 9.4 Meets Requirements Average: 9.2 9.3 Ease of Doing Business With Average: 8.2 10.0 Ease of Setup Average: 9.3 9.5 Quality of Support Average: 9.4 9.8 Ease of Admin Average: 7.9 9.4 [Expand/Collapse Maesn](#) #12 [![Maesn](https://images.g2crowd.com/uploads/product/hd_favicon/25fb4cbac706430c7d76cff1d62d7789/maesn.svg)](/products/maesn/reviews) [Maesn](/products/maesn/reviews "Maesn") 52 [Expand/Collapse Maesn](#) Overall Satisfaction Score 52 Top Industries of Reviewers: Accounting 38% Computer Software 25% Information Technology and Services 25% Financial Services 13% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 9.3 Meets Requirements Average: 9.2 9.6 Ease of Doing Business With Average: 8.2 0.0 Ease of Setup Average: 9.3 9.7 Quality of Support Average: 9.4 10.0 Ease of Admin Average: 7.9 0.0 [Expand/Collapse hotglue](#) #13 [![hotglue](https://images.g2crowd.com/uploads/product/hd_favicon/77dd1c5dd3a61bb73102ac69cd366114/hotglue.svg)](/products/hotglue/reviews) [hotglue](/products/hotglue/reviews "hotglue") 50 [Expand/Collapse hotglue](#) Overall Satisfaction Score 50 Top Industries of Reviewers: Computer Software 61% Financial Services 17% Information Technology and Services 11% Logistics and Supply Chain 11% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 9.0 Meets Requirements Average: 9.2 9.5 Ease of Doing Business With Average: 8.2 10.0 Ease of Setup Average: 9.3 9.5 Quality of Support Average: 9.4 10.0 Ease of Admin Average: 7.9 9.8 [Expand/Collapse Aurinko.io](#) #14 [![Aurinko.io](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_676807e2c7179dbd425fc9a836ae5a89/d2a9abc8-1084-478d-82b5-c1345e2f279d.png)](/products/aurinko-io/reviews) [Aurinko.io](/products/aurinko-io/reviews "Aurinko.io") 50 [Expand/Collapse Aurinko.io](#) Overall Satisfaction Score 50 Top Industries of Reviewers: Computer Software 47% Information Technology and Services 21% Consumer Services 21% Education Management 11% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 9.3 Meets Requirements Average: 9.2 9.2 Ease of Doing Business With Average: 8.2 9.3 Ease of Setup Average: 9.3 9.4 Quality of Support Average: 9.4 8.8 Ease of Admin Average: 7.9 8.9 [Expand/Collapse Alloy Automation](#) #15 [![Alloy Automation](https://images.g2crowd.com/uploads/product/hd_favicon/2dc209f932f95de29422f0f4c8b813d1/alloy-alloy-automation.svg)](/products/alloy-alloy-automation/reviews) [Alloy Automation](/products/alloy-alloy-automation/reviews "Alloy Automation") 49 [Expand/Collapse Alloy Automation](#) Overall Satisfaction Score 49 Top Industries of Reviewers: Information Technology and Services 31% Computer Software 23% Financial Services 23% Retail 23% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 9.3 Meets Requirements Average: 9.2 9.7 Ease of Doing Business With Average: 8.2 10.0 Ease of Setup Average: 9.3 9.7 Quality of Support Average: 9.4 10.0 Ease of Admin Average: 7.9 9.7 [Expand/Collapse Smartcar](#) #16 [![Smartcar](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_f05461693cf7965bb111c1ad4415aa3f/smartcar.png)](/products/smartcar/reviews) [Smartcar](/products/smartcar/reviews "Smartcar") 43 [Expand/Collapse Smartcar](#) Overall Satisfaction Score 43 Top Industries of Reviewers: Computer Software 33% Hospital & Health Care 22% Automotive 22% Information Technology and Services 22% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 9.5 Meets Requirements Average: 9.2 9.0 Ease of Doing Business With Average: 8.2 9.0 Ease of Setup Average: 9.3 9.5 Quality of Support Average: 9.4 9.2 Ease of Admin Average: 7.9 8.5 [Expand/Collapse Truto](#) #17 [![Truto](https://images.g2crowd.com/uploads/product/hd_favicon/740e7875bb92d418f70bc0ab05f669d4/truto.svg)](/products/truto/reviews) [Truto](/products/truto/reviews "Truto") 40 [Expand/Collapse Truto](#) Overall Satisfaction Score 40 Top Industries of Reviewers: Computer Software 53% Human Resources 20% Computer & Network Security 13% Information Technology and Services 13% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 9.1 Meets Requirements Average: 9.2 9.4 Ease of Doing Business With Average: 8.2 0.0 Ease of Setup Average: 9.3 9.5 Quality of Support Average: 9.4 9.7 Ease of Admin Average: 7.9 0.0 [Expand/Collapse Rutter](#) #18 [![Rutter](https://images.g2crowd.com/uploads/product/image/thumb_square/thumb_square_96b30b9d133687e9ecab246b2ee47941/rutter.jpg)](/products/rutter/reviews) [Rutter](/products/rutter/reviews "Rutter") 37 [Expand/Collapse Rutter](#) Overall Satisfaction Score 37 Top Industries of Reviewers: Automotive 33% Computer Software 33% Consumer Services 17% Accounting 17% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 8.9 Meets Requirements Average: 9.2 9.0 Ease of Doing Business With Average: 8.2 9.1 Ease of Setup Average: 9.3 9.0 Quality of Support Average: 9.4 8.6 Ease of Admin Average: 7.9 9.6 [Expand/Collapse Codat](#) #19 [![Codat](https://images.g2crowd.com/uploads/product/hd_favicon/27b7c09e11b6d3307316b1eb32ed4b50/codat.svg)](/products/codat/reviews) [Codat](/products/codat/reviews "Codat") 33 [Expand/Collapse Codat](#) Overall Satisfaction Score 33 Top Industries of Reviewers: Financial Services 53% Insurance 26% Information Technology and Services 11% Computer Software 11% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 8.9 Meets Requirements Average: 9.2 9.2 Ease of Doing Business With Average: 8.2 9.3 Ease of Setup Average: 9.3 9.0 Quality of Support Average: 9.4 9.2 Ease of Admin Average: 7.9 9.1 [Expand/Collapse Integration App](#) #20 [![Integration App](https://images.g2crowd.com/uploads/product/hd_favicon/75d9da5b651548441e2b60b3c8892348/integration-app.svg)](/products/integration-app/reviews) [Integration App](/products/integration-app/reviews "Integration App") 29 [Expand/Collapse Integration App](#) Overall Satisfaction Score 29 Top Industries of Reviewers: Computer Software 54% Financial Services 15% Information Technology and Services 15% Marketing and Advertising 15% Ratings from Reviews (out of 10): Ease of Use Average: 9.2 8.4 Meets Requirements Average: 9.2 8.7 Ease of Doing Business With Average: 8.2 9.5 Ease of Setup Average: 9.3 8.6 Quality of Support Average: 9.4 9.0 Ease of Admin Average: 7.9 8.4