sideOS vs Spacesheep
sideOS and Spacesheep are both AI assistants tools. sideOS is aimed at freelancers and developers, while Spacesheep is aimed at developers and small businesses. Only Spacesheep has a free plan.
Voice-driven Mac agent in the notch with local dictation and meetings
Workspace where AI agents publish versioned docs, dashboards and apps
| Pricing | Paid | Freemium · $5 |
| Starting price | Not published | $4.50/mo |
| Free plan | No | Yes |
| Free trial | — | — |
| Built for | Freelancers, Developers, Small businesses | Developers, Small businesses, Freelancers |
| Platforms | macos | web |
| Country | — | US · 2026 |
| Rating | — | — |
Choose sideOS if
Mac professionals who want a private voice agent, dictation and meeting notes in one app they pay for once.
- One-time licence with all future updates and no subscription
- No account and no sideOS server between you and the model
- Dictation and meeting transcription stay on the Mac
Look elsewhere if: Windows or mobile users and teams that need shared meeting notes or admin controls (Granola, Raycast).
Choose Spacesheep if
Developers and small teams that produce documents and prototypes with AI agents and need a cheap place to share and iterate on them.
- Very low prices, starting at $4.50 a month
- Works with many agents including Claude Code, Codex, Cursor and ChatGPT
- Generous Free plan with no card required
Look elsewhere if: Teams that want a mature wiki and database or a polished deck tool (Notion, Gamma).
sideOS vs Spacesheep pricing
sideOS
- Lifetime licence$89.90One-time; one Mac at a time, every future update included
- AI model usageVariesPaid to your own provider, about 2 to 5 cents per command
Spacesheep
- Free$025 MB per deploy, 400 publishes/day, 15 signature docs/mo
- Pro$4.50/mo2 GB per deploy, 2,000 publishes/day, unlimited signatures
- Max$9/moPro limits plus Claude builds, Streams sending, 5 cameras
- Team$10/member/moMax limits per member, team sharing and one bill
sideOS · Key features
- Hold-to-talk agent that reads the screen, clicks, types and runs AppleScript
- On-device dictation into any app in 62 languages at no extra cost
- Meeting recording for Zoom, Meet and Teams with on-device Whisper and speakers
- Background tasks with web search, file access and approved shell commands
- Reminders that can complete a task before they fire
- One-click MCP connections for Gmail, Calendar, Notion, Slack and GitHub
Cons
- Apple Silicon Macs with macOS 14 or later only
- Agent use adds API costs unless you run a local model
- No free trial or refund window stated on the site
Spacesheep · Key features
- Publish agent output as private versioned spaces via MCP or CLI
- Line-level comments with @spacesheep AI revisions
- Full version history with restore
- Sync spaces to Google Drive or GitHub
- Live data and video Streams on the Max plan
- Beta e-signing with SHA-256 hashes and PDF certificates
Cons
- Very young product from a two-person team
- Legal entity not named in the terms or privacy policy
- No annual plans and no free trial of paid tiers
sideOS vs Spacesheep: FAQ
Do sideOS and Spacesheep have a free plan?
sideOS has no free plan. Spacesheep has a free plan.