# Proton Mail vs Spike

**Leader by vioscaleAI score:** Proton Mail

| Attribute | Proton Mail | Spike |
|---|---|---|
| **vioscaleAI score** | 75 (72% (medium)) | 62.6 (49% (low)) |
| content.faq | `[{"answer":"An email platform using zero-access encryption so the provider cannot read messages, funded by subscriptions rather than data exploitation. It is indexed under Email Clients.","source":"https://proton.me/business/pass/pricing","question":"What is Proton Mail?","confidence":0.6},{"answer":"Proton Mail offers a free tier, so you can start without paying. Paid plans are also available: Pass Essentials, Pass Professional, VPN and Pass Professional and Workspace Standard. Pricing changes often, so verify at source before relying on it.","source":"https://proton.me/business/pass/pricing","question":"Is Proton Mail free?","confidence":0.6},{"answer":"Proton Mail supports the web, Windows, macOS, Linux, iOS, Android and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://proton.me/business/pass/pricing","question":"What platforms does Proton Mail support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Proton Mail, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://proton.me/business/pass/pricing","question":"Can Proton Mail be self-hosted?","confidence":0.6},{"answer":"We have confirmed 11 integrations for Proton Mail, including Gmail, Outlook, Yahoo, Apple Mail, Thunderbird, Google, Okta and Microsoft Entra ID, plus 3 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://proton.me/business/pass/pricing","question":"What does Proton Mail integrate with?","confidence":0.6},{"answer":"We have independently confirmed SOC 2, ISO 27001, HIPAA and GDPR for Proton Mail. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Proton Mail not holding them. Always confirm compliance directly before you rely on it.","source":"https://proton.me/nb/business/mail/security","question":"What security certifications does Proton Mail have?","confidence":0.7},{"answer":"Proton Mail is available worldwide. Its primary markets are the EU, the United States and the United Kingdom. The vendor is headquartered in Switzerland.","source":"https://proton.me/business/pass/pricing","question":"Where is Proton Mail available?","confidence":0.75}]` | `[{"answer":"A unified platform that consolidates email, team chat, shared documents, tasks, and video calling into a single collaborative interface with AI-powered features to boost productivity across all devices. It is indexed under Email Clients.","source":"https://www.spikenow.com/pricing/","question":"What is Spike?","confidence":0.6},{"answer":"Spike offers a free tier, so you can start without paying. Paid plans start at $4 per user per month. Prices are published openly on the vendor's own pricing page. Pricing changes often, so verify at source before relying on it.","source":"https://www.spikenow.com/pricing/","question":"Is Spike free?","confidence":0.6},{"answer":"Spike supports the web, Windows, macOS, iOS and Android. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.spikenow.com/pricing/","question":"What platforms does Spike support?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Spike, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://www.spikenow.com/pricing/","question":"Can Spike be self-hosted?","confidence":0.6},{"answer":"Spike is available worldwide. The vendor is headquartered in Israel.","source":"https://www.spikenow.com/pricing/","question":"Where is Spike available?","confidence":0.75}]` |
| deployment.options | `{"cloud":true}` | `{"cloud":true}` |
| description.long | A cloud-based email platform using end-to-end encryption to keep all messages private from Proton and advertisers, funded by subscriber revenue. It provides a permanent free tier with core email functionality, plus paid plans offering enhanced storage, custom domains, and integrated business services. | Spike combines email with team messaging features in a single platform, offering a unified inbox view across multiple accounts and calendars. It serves as a collaboration and communication tool for freelancers, entrepreneurs, and teams. |
| features.capabilities | `{"iso_27001":true,"soc2_type_ii":true,"pricing_model":"freemium","deployment_model":"cloud_synchronization_proxy","conversational_chat_layout_view":false,"read_receipts_and_open_tracking":false,"snooze_and_scheduled_send_later":true,"generative_ai_llm_email_drafting":true,"unified_multi_account_inbox_view":true,"pgp_end_to_end_encryption_support":true,"split_inbox_ai_auto_categorization":false,"universal_imap_smtp_exchange_support":true,"keyboard_shortcut_only_navigation_speed":false}` | `{"conversational_chat_layout_view":true,"unified_multi_account_inbox_view":true}` |
| integrations.count | 7 | 1 |
| integrations.list | `[{"name":"Gmail"},{"name":"Outlook"},{"name":"Yahoo"},{"name":"Apple Mail"},{"name":"Thunderbird"},{"name":"Google"},{"name":"Okta"},{"name":"Microsoft Entra ID"},{"name":"ADFS"},{"name":"Edugain"},{"name":"SimpleLogin"},{"name":"Yahoo Mail","native":false,"category":"email","direction":"inbound"},{"name":"Chrome","native":false,"direction":"bidirectional"},{"name":"Firefox","native":false,"direction":"bidirectional"}]` | `[{"name":"WhatsApp"}]` |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"hqCountry":"IL","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"ios":true,"mac":true,"web":true,"linux":true,"android":true,"windows":true}` | `{"ios":true,"mac":true,"web":true,"android":true,"windows":true}` |
| pricing | `{"type":"freemium","plans":[{"free":true,"name":"Free","summary":"Free forever","features":["End-to-end encryption","Email and calendar access"],"components":[{"kind":"fixed","amount":0,"period":"month","currency":"USD"}],"description":"Basic email functionality with the same encryption and security as paid plans","contactSales":false},{"free":false,"name":"Workspace Standard","summary":"$12.99/user/month, billed annually at $155.88","features":["1 TB cloud storage","15 custom email domains","VPN access for 10 devices","25 booking pages","Password manager","Collaborative document editing"],"commitment":"annual","components":[{"kind":"fixed","amount":12.99,"period":"month","currency":"USD"}],"description":"All Proton products bundled including email, storage, VPN, and collaboration tools for teams","contactSales":false,"includedLimits":{"storage":"1 TB per user","calendars":"25","custom_domains":"15"}}],"summary":"Free tier available. Paid plans starting at $12.99/user/month for business bundles.","currency":"USD","freeTier":true,"sourceUrl":"https://proton.me/business/pass/pricing","retrievedAt":"2026-10-12T16:05:55.600Z","startingPrice":{"amount":12.99,"period":"month","currency":"USD"},"billingPeriods":["month","year"]}` | `{"type":"subscription","plans":[{"free":true,"name":"Starter","summary":"Free up to 3 members","features":["1 teamspace","Free @spike.team email address","60 days search history","Spike AI (10 queries)","Standard support"],"minSeats":3,"description":"For small teams","contactSales":false,"includedLimits":{"members":"3"}},{"free":false,"name":"Team","summary":"$4/seat/month billed annually","features":["Unlimited Spike AI","Free custom domain (yearly)","Unlimited search history","Broadcast channels","Shared inbox","External collaboration","WhatsApp integration"],"commitment":"annual","components":[{"kind":"per_unit","unit":"seat","amount":4,"period":"month","currency":"USD"}],"description":"For growing teams","contactSales":false},{"free":false,"name":"Business","summary":"$8/seat/month (launching soon)","features":["SAML-SSO","500 MB file uploads","VIP support"],"components":[{"kind":"per_unit","unit":"seat","amount":8,"period":"month","currency":"USD"}],"description":"For advanced teams & businesses","contactSales":false},{"free":true,"name":"Smart Inbox","summary":"Free personal email","features":["1 email address","60 days search history","Unified calendar"],"minSeats":1,"description":"Personal email plan","contactSales":false,"includedLimits":{"storage":"1 GB","file_upload":"30 MB"}},{"free":false,"name":"Pro","summary":"$6/month","features":["Voice messages","1-click unsubscribe","Guest collaborators"],"minSeats":1,"components":[{"kind":"fixed","amount":6,"period":"month","currency":"USD"}],"description":"Advanced personal email","contactSales":false,"includedLimits":{"storage":"5 GB","file_upload":"100 MB"}},{"free":false,"name":"Ultimate","summary":"$12/month","features":["All Pro features","20 GB storage","1 GB file uploads"],"minSeats":1,"components":[{"kind":"fixed","amount":12,"period":"month","currency":"USD"}],"description":"Unlimited personal email","contactSales":false,"includedLimits":{"storage":"20 GB","file_upload":"1 GB"}}],"summary":"Free tier available for up to 3 members. Team plans start at $4/seat/month (annual). Personal plans from $6/month.","currency":"USD","freeTier":true,"sourceUrl":"https://www.spikenow.com/pricing/","retrievedAt":"2026-08-19T09:05:46.843Z","startingPrice":{"amount":6,"period":"month","currency":"USD"},"billingPeriods":["month","year"]}` |
| pricing.free_tier | yes | yes |
| pricing.model | freemium | freemium |
| pricing.price_level | low | low |
| pricing.starting_price | `{"amount":12.99,"currency":"USD"}` | `{"amount":6,"currency":"USD"}` |
| pricing.transparent | yes | yes |
| reliability.sla_pct | 99.95 | - |
| security.certifications | `[{"name":"ISO 27001","status":"active"}]` | - |
| security.disclosure_policy | - | yes |
| security.gdpr | yes | - |
| security.hipaa | yes | - |
| security.iso27001 | yes | - |
| security.pci | yes | - |
| security.soc2 | yes | - |
| security.trust_center | https://proton.me/nb/business/mail/security | - |

## Capabilities (Email Clients)

| Capability | Proton Mail | Spike |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Deployment model | Cloud synchronization proxy | - |
| Universal imap smtp exchange support | ✓ | - |
| Keyboard shortcut only navigation speed | ✗ | - |
| Split inbox AI auto categorization | ✗ | - |
| Read receipts and open tracking | ✗ | - |
| Snooze and scheduled send later | ✓ | - |
| Generative AI LLM email drafting | ✓ | - |
| Conversational chat layout view | ✗ | ✓ |
| Unified multi account inbox view | ✓ | ✓ |
| Pgp end to end encryption support | ✓ | - |
| SOC2 type ii | ✓ | - |
| ISO 27001 | ✓ | - |
| Pricing model | Freemium | - |

*Source: vioscaleAI. Generated 2026-10-16T17:47:46.728Z. "-" = undocumented, not absent.*