2026年版：会議向けAIノートテイカー比較
OneMeet・Fireflies・Otter.ai・Fathom・Grainをノート品質・精度・言語サポート・料金で徹底比較しました。
Reviewed: OneMeet, Fireflies.ai, Otter.ai, Fathom, Grain
クイック比較
| AIノートテイカー | ノート品質 | 対応言語数 | アクション抽出 | AIチャット | 無料プラン |
|---|---|---|---|---|---|
| OneMeet | ⭐⭐⭐⭐⭐ | 40+ | ✓ | ✓ | ✓ |
| Fireflies.ai | ⭐⭐⭐⭐ | 60+ | ✓ | ✓ | ✗ |
| Otter.ai | ⭐⭐⭐⭐ | 1 | ~ | ✗ | ✗ |
| Fathom | ⭐⭐⭐⭐ | ~5 | ✓ | ✗ | ✓ |
| Grain | ⭐⭐⭐ | ~10 | ~ | ✗ | ~ |
詳細レビュー
OneMeet
編集部のおすすめBest overall AI notetaker for 2026
長所
- +Structured notes: summary, action items, decisions
- +RAG-powered AI chat on past meetings
- +Native Japanese + 40 other languages
- +Real-time Japanese↔English translation
- +Pay-as-you-go — no seat minimums
- +Free tier, no credit card required
- +Zoom + Teams + Google Meet
短所
- −Newer platform — smaller community than Otter
向いている用途: International teams, Japan-facing businesses, anyone wanting flexible pricing
OneMeetを無料で試すFireflies.ai
Best for sales teams with CRM integrations
長所
- +Salesforce & HubSpot native integrations
- +60+ language support
- +Strong topic trackers
短所
- −Expensive at scale
- −Inconsistent AI note quality
- −No Japanese-specific features
向いている用途: Sales teams using CRM tools
Otter.ai
Best for collaborative English teams
長所
- +Live notes shared during meeting
- +Good English accuracy
- +Easy team sharing
短所
- −English only
- −No multilingual support
- −Expensive at team scale
向いている用途: English-speaking teams wanting live collaborative notes
Fathom
Best free Zoom notetaker
長所
- +Genuinely free
- +Simple UX
- +Decent AI summaries
短所
- −Zoom only
- −No multilingual support
- −No Teams or Google Meet
向いている用途: Individuals who only use Zoom and want a free option
Grain
Best for video highlights
長所
- +Video clip creation
- +Good for content teams
短所
- −Limited transcription accuracy
- −Not focus on AI notes
- −Limited language support
向いている用途: Content teams who need shareable video snippets
よくある質問
What is the best AI notetaker for meetings?
OneMeet ranks as the best AI notetaker overall in 2026 for its combination of transcription accuracy (98.7%), structured note quality, 40+ language support, Japanese translation capability and flexible pay-as-you-go pricing.
Is there a free AI notetaker for Zoom?
Yes. OneMeet and Fathom both offer free tiers. OneMeet includes AI notes across Zoom, Teams and Google Meet with no credit card required. Fathom is free but restricted to Zoom only.
Which AI notetaker handles multiple languages?
OneMeet supports 40+ languages and uniquely provides real-time Japanese↔English translation. Fireflies.ai also claims 60+ languages, but without the same specialization for non-English meetings.
Do AI notetakers work with Microsoft Teams?
Most AI notetakers support Teams through a meeting bot. OneMeet, Otter.ai and Fireflies.ai all support Zoom, Microsoft Teams and Google Meet. Fathom only supports Zoom.