PrivacyPick

Perplexity vs Lumo Comparison

Feature
Overview
Rating5.47.5
Pricing
  • $20.00/moPro (individual, monthly)
  • $200.00/moMax (individual, monthly)
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  • Pro (individual, monthly): $20/mo billed monthly — shown as $17/mo equivalent when billed annually
  • Max (individual, monthly): $200/mo billed monthly — shown as $167/mo equivalent when billed annually
  • $9.99/moLumo AI Plus (yearly)
  • $12.99/moLumo AI Plus (monthly)
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  • Lumo AI Plus (yearly): USD 9.99/month billed as $119.88 every 12 months (23% off the monthly rate); monthly billing available at $12.99/month with no annual commitment. 30-day money-back guarantee.
  • Lumo AI Plus (monthly): USD 12.99/month, no annual commitment
Free tierLimited free tier
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Free is listed as good for limited daily usage, with basic AI models and limited file uploads. The model picker, the larger Deep Research and file-upload allowances, and Computer access are Pro and Max features.

Limited free tier
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Limited Max model usage, limited messages and chat history, limited image generations, and 1 Project; the exact numeric caps are not published

Established20222025
Platforms
WebWindowsmacOSAndroidiOS
WebAndroidiOS
Privacy
Account requiredOptionalOptional
IP anonymizationUndisclosedUndisclosed
Storage modelServer-encryptedZero-access encrypted
RetentionUntil account deleted; 30 days to purge
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Perplexity states it retains personal information as long as the account is active and removes it from its servers within 30 days of account deletion, which is requested through a form rather than a settings button. Incognito sessions expire within 24 hours and are not recoverable. Opting out of AI training applies only to data collected after the opt-out; data already collected for training cannot be removed.

Erased at guest-session end by default
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Two distinct behaviours. In guest mode the conversation is erased when the session ends and nothing is persisted at all. With an account, chat history is saved only if you choose to keep it, and it is stored under zero-access encryption — Conversation Keys wrapped by a Master Key wrapped by your own PGP keypair, which is unlocked by your password. The operator states it stores no metadata such as timestamps, IP addresses, or chat context alongside either.

Provider trainingOpt-out by defaultUndisclosed
JurisdictionUnited States
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Perplexity AI, Inc., a privately held company headquartered in San Francisco, California. VeraSafe is appointed as its GDPR Article 27 representative for users in the EU and UK, and Perplexity certifies to the EU-U.S. Data Privacy Framework.

Switzerland
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Legal entity Proton AG, registered at Route de la Galaise 32, 1228 Plan-les-Ouates, Geneva, Switzerland, per the product's own privacy policy.

Hardware attestationNot specifiedNot specified
Source codeClosed sourceFully open source
TelemetryOn unless you opt outOn unless you opt out
Past data breachNoNo
Features
Models offered
GPT-6.1 SolGemini 3.8 FlashClaude Sonnet 5.5Kimi K3GLM 5.3Grok 4.7NVIDIA Nemotron
Lumo 2.0 LiteLumo 2.0 MaxApertus 1.5
Multi-model switchingYesYes
Web searchYesYes
File uploadYesYes
Underlying productNot specifiedNot specified