S

Superhuman

Application

The company that was Grammarly until October 2025, now selling a four-product AI suite: Grammarly the writing partner, Go for AI that acts inside other applications, Docs (the former Coda) and Mail. Its own numbers are 40M+ daily active users across 50,000 organisations.

Total funding—

Valuation—

Employees—

Founded2009

HeadquartersSan Francisco, USA

StatusPrivate

Products

Selected offerings — the AI products recorded here, not the vendor's full catalogue.

• Grammarly Application Sold on its own

  The writing assistant that gave the company its old name: spelling, grammar and tone correction across a million apps and websites, with generative rewrites, plagiarism and AI-text detection on the paid tier.

• Superhuman Platform Platform Sold on its own

  The umbrella under which Superhuman now sells Mail, Docs and Go as one subscription, plus a marketplace of third-party agents and connectors.

Inside Superhuman Platform

• Superhuman Mail Application Included with the parent

  An AI-assisted email client, the product the company was originally named for, now sold as one app inside the Superhuman Platform.

• Superhuman Docs Application Included with the parent

  A collaborative-docs surface where a team's data and AI meet, the renamed successor to the acquired Coda.

• Superhuman Go Application Included with the parent

  An AI assistant that works across the applications a person already uses, rather than living in its own chat window.

Similar products 68

No sourced competitor yet: no filing, vendor document or measured-market report read so far names a rival for this company, so none is asserted. The companies below are the closest by what their products do.

How this list is ranked ↗

HHubSpotPublic · $13BGrammarly and AI Email Writer do comparable work on email assistance; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.5 of 5 capabilitiesShared product typeCompareTBThe Browser CompanyPrivateGrammarly and Arc Max do comparable work on summarization; both also serve buyers who need to draft and edit written content; scale not recorded for either.2 of 5 capabilitiesShared product typeCompareCCluelyPrivate · $15M raisedGrammarly and Cluely do comparable work on summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.2 of 5 capabilitiesShared product typeCompareNNotionPrivate · $11BGrammarly and Notion AI do comparable work on summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.4 of 5 capabilitiesShared product typeCompareFFreshworksPublic · $3.4BGrammarly and Freddy AI Copilot do comparable work on email assistance and summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.5 of 5 capabilitiesShared product typeCompareZZoomPublic · $28.7BGrammarly and Zoom Paper do comparable work on summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.4 of 5 capabilitiesShared product typeCompareZZendeskPrivate · $10.2BGrammarly and Zendesk Copilot do comparable work on email assistance and summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.5 of 5 capabilitiesShared product typeComparePPerplexityPrivate · $20.4BGrammarly and Perplexity do comparable work on summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.3 of 5 capabilitiesShared product typeCompareDDocusignPublic · $12.7BGrammarly and Docusign AI-Assisted Review do comparable work on summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.4 of 5 capabilitiesShared product typeCompareKKakaoPublic · $16BGrammarly and Kanana in KakaoTalk do comparable work on summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.4 of 5 capabilitiesShared product typeCompareCCanvaPrivate · $42BGrammarly and Magic Write do comparable work on summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.3 of 5 capabilitiesShared product typeCompareLLinagoraPrivateSuperhuman Mail and Twake Workplace do comparable work on email assistance; scale not recorded for either.3 of 5 capabilitiesShared product typeCompareHHyperWritePrivateGrammarly and HyperWrite both serve buyers who need to draft and edit written content; scale not recorded for either.3 of 5 capabilitiesShared product typeCompareAApplePublic · $4.6TGrammarly and Siri AI both serve buyers who need to draft and edit written content; Superhuman's scale not recorded.2 of 5 capabilitiesShared product typeCompareWFWispr FlowPrivate · $2BGrammarly and Wispr Flow Dictation both serve buyers who need to draft and edit written content; Superhuman's scale not recorded.2 of 5 capabilitiesShared product typeCompareIMInsilico MedicinePublic · $4.3BGrammarly and Science42: DORA do comparable work on summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.3 of 5 capabilitiesShared product typeCompareVSVeeva SystemsPublic · $45.5BSuperhuman Mail and Veeva Ostro do comparable work on email assistance; Superhuman's scale not recorded.4 of 5 capabilitiesShared product typeCompareDDoppelPrivate · $615MSuperhuman Mail and Doppel Email Security do comparable work on email assistance; Superhuman's scale not recorded.2 of 5 capabilitiesShared product typeCompareSSlackPrivateGrammarly and Slack AI do comparable work on summarization; scale not recorded for either.3 of 5 capabilitiesShared product typeCompareLLindyPrivateSuperhuman Mail and Lindy do comparable work on email assistance; scale not recorded for either; ships AI agent rather than the same layer.2 of 5 capabilitiesDifferent layerCompareZZapierPrivate · $5BOverlaps on agent orchestration, summarization, text generation and 1 more; Superhuman's scale not recorded.4 of 5 capabilitiesShared product typeCompareCClickUpPrivate · $4BGrammarly and Brain² do comparable work on summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded; ships agent platform rather than the same layer.4 of 5 capabilitiesDifferent layerCompareZZ.ai (Zhipu AI)Public · $58.6BGrammarly and AMiner do comparable work on summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.4 of 5 capabilitiesShared product typeCompareCConsensusPrivate · $45M raisedGrammarly and Consensus do comparable work on summarization; Superhuman's scale not recorded.1 of 5 capabilitiesShared product typeCompareGGranolaPrivate · $1.5BGrammarly and Granola Chat do comparable work on summarization; Superhuman's scale not recorded.1 of 5 capabilitiesShared product typeCompareSSmartsheetPrivate · $8.4BGrammarly and Smartsheet AI do comparable work on summarization; Superhuman's scale not recorded.2 of 5 capabilitiesShared product typeCompareDDropboxPublic · $7.8BOverlaps on summarization and workflow automation; Superhuman's scale not recorded.2 of 5 capabilitiesShared product typeCompareKKrispPrivateGrammarly and Krisp do comparable work on summarization; scale not recorded for either.1 of 5 capabilitiesShared product typeCompareRRingCentralPublic · $2.3BGrammarly and AI Conversation Expert (ACE) do comparable work on summarization; Superhuman's scale not recorded.1 of 5 capabilitiesShared product typeCompareNNiCEPublic · $6.5BGrammarly and Copilot for Leaders do comparable work on summarization; Superhuman's scale not recorded.3 of 5 capabilitiesShared product typeCompareOOpenAIPrivate · $852BGrammarly and ChatGPT for Word do comparable work on summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.4 of 5 capabilitiesShared product typeCompareAAbridgePrivate · $5.3BGrammarly and Abridge do comparable work on summarization; Superhuman's scale not recorded.1 of 5 capabilitiesShared product typeCompareAHAmbience HealthcarePrivate · $1.3BGrammarly and Ambience do comparable work on summarization; Superhuman's scale not recorded.1 of 5 capabilitiesShared product typeComparePPresightPublic · $5.6BOverlaps on agent orchestration, text generation and workflow automation; Superhuman's scale not recorded.3 of 5 capabilitiesShared product typeCompareDDXPrivateGrammarly and DX AI do comparable work on summarization; scale not recorded for either.3 of 5 capabilitiesShared product typeCompareCCopy.aiAcquired ($13.9M deal)Overlaps on agent orchestration and workflow automation; Superhuman's scale not recorded; Copy.ai is acquired, with no independent scale.2 of 5 capabilitiesShared product typeCompareEEvenUpPrivate · $2BSuperhuman Mail and EvenUp AI Drafts both serve buyers who need to draft and edit written content; Superhuman's scale not recorded.1 of 5 capabilitiesShared product typeCompareMmonday.comPublic · $3.9BOverlaps on agent orchestration and workflow automation; Superhuman's scale not recorded.2 of 5 capabilitiesShared product typeCompareWWritesonicPrivateOverlaps on text generation and workflow automation; scale not recorded for either.2 of 5 capabilitiesShared product typeCompareLLightOnPublic · $29.6MGrammarly and LightOn Enterprise do comparable work on summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.2 of 5 capabilitiesShared product typeCompareMAMoonshot AIPrivate · $35BGrammarly and Kimi do comparable work on summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.3 of 5 capabilitiesShared product typeCompareDDeepSeekPrivate · $50BGrammarly and DeepSeek do comparable work on summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.3 of 5 capabilitiesShared product typeCompareTTencentPublic · $510.1BGrammarly and Tencent Yuanbao do comparable work on summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.4 of 5 capabilitiesShared product typeCompareMAMistral AIPrivate · $13.8BGrammarly and Mistral Vibe do comparable work on summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.2 of 5 capabilitiesShared product typeCompareEElicitPrivate · $100MGrammarly and Elicit do comparable work on summarization; Superhuman's scale not recorded; ships AI agent rather than the same layer.1 of 5 capabilitiesDifferent layerCompareSServiceNowPublic · $130.1BOverlaps on agent orchestration, text generation and workflow automation; Superhuman's scale not recorded.3 of 5 capabilitiesShared product typeCompareLSLM StudioPrivateSuperhuman Go and LM Studio Bionic both serve buyers who need to use an everyday AI assistant; scale not recorded for either.1 of 5 capabilitiesShared product typeCompareTTypefacePrivateGrammarly and Typeface Arc Graph both serve buyers who need to draft and edit written content; scale not recorded for either.2 of 5 capabilitiesShared product typeCompareLLegoraPrivate · $5.6BSuperhuman Mail and Legora Editor both serve buyers who need to draft and edit written content; Superhuman's scale not recorded.2 of 5 capabilitiesShared product typeCompareAAlphabet (Google)Public · $4.2TSuperhuman Go and AI Mode in Google Search both serve buyers who need to use an everyday AI assistant; Superhuman's scale not recorded.4 of 5 capabilitiesShared product typeCompareAAmazonPublic · $2.8TSuperhuman Go and Alexa+ both serve buyers who need to use an everyday AI assistant; Superhuman's scale not recorded.2 of 5 capabilitiesShared product typeCompareCCoherePrivate · $7BSuperhuman Mail and North do comparable work on email assistance; Superhuman's scale not recorded.4 of 5 capabilitiesShared product typeCompareDDuolingoPublic · $7.3BGrammarly and Duolingo Max both serve buyers who need to draft and edit written content; Superhuman's scale not recorded.1 of 5 capabilitiesShared product typeCompareBByteDancePrivateSuperhuman Go and Doubao (豆包) both serve buyers who need to use an everyday AI assistant; scale not recorded for either.3 of 5 capabilitiesShared product typeCompareGGammaPrivate · $2.1BSuperhuman Mail and Gamma both serve buyers who need to draft and edit written content; Superhuman's scale not recorded.1 of 5 capabilitiesShared product typeCompareAAlibabaPublic · $273.4BGrammarly and Qwen do comparable work on summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.3 of 5 capabilitiesShared product typeCompareBBaiduPublic · $31.6BGrammarly and Baidu Wenxin Assistant do comparable work on summarization; both also serve buyers who need to draft and edit written content; Superhuman's scale not recorded.3 of 5 capabilitiesShared product typeCompareMLMintplex LabsPrivateSuperhuman Go and AnythingLLM both serve buyers who need to use an everyday AI assistant; scale not recorded for either.Shared product typeCompareCCerencePublic · $384.9MSuperhuman Go and Cerence Assistant both serve buyers who need to use an everyday AI assistant; Superhuman's scale not recorded.1 of 5 capabilitiesShared product typeCompareKHKakao HealthcarePrivateGrammarly and PASTA both serve buyers who need to draft and edit written content; scale not recorded for either.1 of 5 capabilitiesShared product typeCompareNCNAVER CloudPrivateGrammarly and CLOVA Chatbot both serve buyers who need to draft and edit written content; scale not recorded for either.2 of 5 capabilitiesShared product typeCompareWWriterPrivate · $1.9BOverlaps on agent orchestration, text generation and workflow automation; Superhuman's scale not recorded.3 of 5 capabilitiesShared product typeComparePProfoundPrivateGrammarly and Profound AI Marketer both serve buyers who need to draft and edit written content; scale not recorded for either.1 of 5 capabilitiesShared product typeCompareYYandexPublicGrammarly and Alice AI both serve buyers who need to draft and edit written content; scale not recorded for either.2 of 5 capabilitiesShared product typeCompareUUiPathPublic · $7.2BOverlaps on agent orchestration and workflow automation; Superhuman's scale not recorded.2 of 5 capabilitiesShared product typeComparePPegasystemsPublic · $6.1BOverlaps on agent orchestration and workflow automation; Superhuman's scale not recorded.2 of 5 capabilitiesShared product typeCompareWWaivPrivate · $35M raisedOverlaps on workflow automation; Superhuman's scale not recorded.1 of 5 capabilitiesShared product typeCompareRRunwayPrivate · $5.3BOverlaps on workflow automation; Superhuman's scale not recorded.1 of 5 capabilitiesShared product typeCompare

Closest alternatives are pairs a vendor page itself compares. Similar products are matched from what each product does; nothing in that group is asserted as a rivalry.

Sources

Total funding

Not found · 4 Sep 2026

No funding total published by the company.

Valuation

Checked — none published

No valuation published by the company.

Employees

Not found · 4 Sep 2026

No headcount published; the about page gives user and customer counts (40M+ daily active users, 50K+ organisations) rather than staff.

Founded

Official documentation · 4 Sep 2026

Its own about page: "In 2009, Max Lytvyn, Alex Shevchenko, and Dmytro Lider founded Grammarly with a simple goal: help people communicate more effectively." The 2009 date is the founding of the entity that is now Superhuman, not of a predecessor.

Revenue

Checked — none published

Private; no revenue published.

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