2026年版 Startupsに最適なCloud Storage
Google Drive — Google Workspaceはメール、ドキュメント、ビデオ、ストレージを一つの請求にまとめる。リソースの限られたスタートアップに最適。
料金: $7/user/mo 30GB / $14/user/mo 2TB
Google Drive
$7/user/mo 30GB / $14/user/mo 2TBGoogle Workspace gives every employee Drive, Docs, Meet, and Gmail in one subscription.
おすすめの理由
One subscription replaces email, docs, video calls, and storage; the fastest way to equip a growing team.
注意点
Admin controls and audit logs are weaker than Box or OneDrive until you hit the $18/user tier.
Dropbox
$15/user/mo 9TB pooledDropbox Business adds team folders, admin console, and unlimited version history.
おすすめの理由
Paper and Dropbox Sign streamline startup workflows without buying extra tools.
注意点
Minimum 3 users on business plans; solo founders pay for phantom seats.
OneDrive
$6/user/mo 1TBBundled with Microsoft 365, ideal if your startup runs on Excel and Teams.
おすすめの理由
If you already pay for Microsoft 365, OneDrive storage is essentially free.
注意点
Sync client on macOS is notoriously buggy; painful for mixed-OS startups.
Box
$15/user/mo unlimitedEnterprise-grade security and compliance from day one.
おすすめの理由
If you sell to enterprises or handle regulated data, Box compliance certifications close deals faster.
注意点
Overkill and expensive for startups that just need basic file sharing.
Backblaze B2
$6/TB/mo storage + $0.01/GB downloadDirt-cheap object storage for startup data backups and archives.
おすすめの理由
Perfect for backing up databases, logs, and assets at a fraction of S3 pricing.
注意点
Not a user-facing file sync tool; requires API integration or third-party client.
評価基準
- ✓$7/user/moでGoogle Workspaceはメール、カレンダー、ストレージを含む最も安いシート単価の選択肢。
- ✓Google Docs、Sheets、Slidesで別途Officeライセンスが不要になり、スタートアップの年間コストを数百ドル削減。
- ✓Google Workspace管理コンソールはStarterプランでもSSO、2FA強制、デバイス管理をサポート。