Plans for Everyone
Beta: every Arc plan is free through at least November 30, 2026.
From Japan, unmatched in the world.
A startup, from Japan
All Premium features are free through November 30, 2026, and you can switch plans as often as you like during this period.
Premium is free through November 30, 2026, and you can switch between Essential and Premium as often as you like during this period. On December 1, accounts that switched to Premium for free automatically return to Essential; active promo-code trials stay on Premium until they end.
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GET IT ON Google PlayFrequent Updates Ahead
Arc receives frequent quality updates. Your feedback helps shape future improvements.
Essential
- ✓Signal Protocol E2EE (PQXDH)
- ✓Sealed Sender — Beta
- ✓Key Sync — Beta
- ✓Mesh Network (BLE)
- ✓Essential plan: min. 1 minute
- ✓1 device
- ✓File transfer up to 3GB
- ✓Ad-supported
Premium
Paid subscription with an ad-free experience.
- ✓Everything in Essential
- ✓Ad-free experience.
- ✓Premium: 1 second–52 weeks
- ✓Up to 3 devices
- ✓Remote device logout
- ✓Server Cleanup: Every 6 hours (00:00 / 06:00 / 12:00 / 18:00 JST)
Intelligence
Invite-only beta + AI integration — Invite-only beta. Planned price at general release: US$250/year (2 months free).
- ✓Everything in Premium
- ✓Intelligence: 1 second–52 weeks
- ✓Up to 3 devices
- ✓Server Cleanup: Every 5 minutes
- ✓Priority support
Feature Comparison
| Feature | Essential | Premium | Intelligence |
|---|---|---|---|
| E2EE (Signal Protocol) | Full | Full | Full |
| PQXDH (Post-Quantum) | Beta | Beta | Beta |
| Sealed Sender | Beta | Beta | Beta |
| Key Sync | Beta | Beta | Beta |
| Mesh Network | Beta | Beta | Beta |
| File Transfer | 3GB | 3GB | 3GB |
| Devices | 1 | 3 | 3 |
| IGF Range | 1 minute–31 days | 1 second–52 weeks | 1 second–52 weeks |
| IGF Toggle | Always ON | ON/OFF | ON/OFF |
| Server Cleanup | Daily (00:00 JST) | Every 6 hours (00:00 / 06:00 / 12:00 / 18:00 JST) | Every 5 minutes |
| Remote Logout | — | Yes | Yes |
| Like Notifications | Not available | Bulk ON/OFF | Per-user / Per-group |
| Hide Online Status | — | — | Yes |
| Badges | — | 5 badges | 10 badges |
| Price | Free | $8/mo | US$25/month (planned) |
Plan badges can be selected only while that exact plan is active. Permanently earned supporter and event badges remain available on every plan and can be hidden at any time.
Plans for Everyone
Security for Everyone