2026年版 Microsoft Teamsの代替ツール
Microsoft Teamsから乗り換える理由
肥大化してリソース食い — アプリはRAMを朝飯に食べ、UIはネストされたメニューの迷路
Microsoft Teams free: Free with 60-minute meetings (100 participants) | medium learning curve
Zoom
Free for 40-minute meetings (100 participants)何が違うのか: Everyone — the default video meeting tool that your clients, partners, and grandma already know how to use
料金比較: Microsoft Teams: Microsoft 365 Business Basic $6/user/mo | Zoom: Pro $13.33/user/mo
Google Meet
Free for 60-minute meetings (100 participants)何が違うのか: Google Workspace teams who want frictionless video calls that just work from Calendar and Gmail
料金比較: Microsoft Teams: Microsoft 365 Business Basic $6/user/mo | Google Meet: Google Workspace Starter $7.20/user/mo
Whereby
Free for 45-minute meetings (100 participants)何が違うのか: Small teams and consultants who want dead-simple video calls with custom branding and no downloads
料金比較: Microsoft Teams: Microsoft 365 Business Basic $6/user/mo | Whereby: Pro $8.99/mo
Loom
Free for 25 videos (5 min each)何が違うのか: Remote teams that want to replace unnecessary meetings with quick async video messages
料金比較: Microsoft Teams: Microsoft 365 Business Basic $6/user/mo | Loom: Business $15/user/mo
Riverside
Free with 2 hours of recording何が違うのか: Podcasters and content creators who need studio-quality remote recording that doesn’t depend on internet quality
料金比較: Microsoft Teams: Microsoft 365 Business Basic $6/user/mo | Riverside: Standard $15/mo
Descript
Free with 1 hour of transcription何が違うのか: Content creators who want to edit video and audio as easily as editing a Google Doc
料金比較: Microsoft Teams: Microsoft 365 Business Basic $6/user/mo | Descript: Hobbyist $24/mo
Around
Free (now part of Miro)何が違うのか: Design and product teams already using Miro who want lightweight video calls without leaving their workspace
料金比較: Microsoft Teams: Microsoft 365 Business Basic $6/user/mo | Around: Included with Miro paid plans