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Mentalium: Voice CBT Diary

Mentalium: Voice CBT Diary

By Pavel Trubetskov

Mentalium is a voice-powered CBT diary for iOS and Android that uses AI to transcribe and structure thought records for therapy.

The App DNA

What makes this app unique?

It removes the cognitive friction of manual journaling, allowing users to capture anxiety triggers in the moment rather than from memory before a session.

For Individuals currently undergoing cognitive behavioral therapy or practicing self-guided anxiety management who find manual journaling difficult.

What does it look like?

Key features

Voice-to-CBT Transcriptionedge

AI-powered speech recognition converts spoken thought records into structured CBT entries.

Local-Only Processingedge

Speech recognition and data storage occur entirely on-device without cloud transmission.

Therapist Exportedge

Generates and emails Excel reports of CBT entries for clinical review.

How much does it cost?

subscription3-day free trial on monthly planYearly plan available without trial

Subscription-only model with a short trial period, gating all core functionality behind a single Premium tier.

Velocity

Maintenance developmentperformanceinternationalizationUX improvementsShow more...

With only one release in the observed window and a last update 53 days ago, the app operates at a maintenance cadence. Development is currently focused on core functionality, specifically refining speech recognition models and addressing recording persistence issues. The current pace suggests a stable, low-frequency update cycle rather than rapid feature iteration. No further updates have been observed in the last two months.

See all version history

Who built it?

Pavel Trubetskov

1 app tracked · Health & Fitness

Explore the full publisher profile

User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
5.00 · 1
Google Play
0.00 · 0

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for Mentalium: Voice CBT Diary

How's the Health & Fitness market?

Mentalium operates as a specialized clinical tool, currently maintaining a 5.0 rating on iOS with limited initial volume. The subscription-only model positions it against broader wellness apps that rely on ad-supported or freemium funnels.

The rivals identified

The Analyst's Read

Key takeaways for Mentalium: Voice CBT Diary

Where is it heading?

The mental health app market is consolidating around tools that provide tangible clinical outcomes rather than general wellness tracking. Mentalium is well-positioned to capture the therapy-adherent segment if it can successfully lower its entry barrier, as its clinical focus provides a clear differentiator against broader competitors.

  • The latest release improves speech recognition accuracy, which directly addresses the core value proposition of reliable thought-record transcription.
  • The current maintenance-focused release cadence suggests a stable product state rather than aggressive feature expansion.

The SWOT

Core Strengths
  • Local-only processing builds trust for sensitive mental health data
  • Voice-powered entry removes the manual journaling barrier
Critical Frictions 2 weaknesses inside
Growth Levers
  • Direct-to-clinician feedback loop could solidify clinical tool status
Market Threats 1 threat identified

Next best moves

1 Pivot · 1 Maintain

Extend free trial to 7 days because the current 3-day window is a common conversion friction point → increase trial-to-paid conversion.

+ 1 more prioritized move

The counter-intuitive read

The app's reliance on local-only processing is a…

Read the full take

Bottom line

Mentalium's clinical utility rests on its voice-transcription mechanism, which effectively solves the therapy-adherence gap. Extending the trial period would lower the barrier to entry, allowing the app to better compete against broader, lower-friction wellness alternatives.

Unlock 2 critical frictions, 1 market threat, 1 more prioritized move and the analyst’s take.

Access the full report for free

Sources

  1. [1] App Store

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Mentalium: Voice CBT Diary, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Mentalium: Voice CBT Diary Intelligence Report.” Updated Oct 10, 2026. https://marlvel.ai/apps/mentalium-voice-cbt-diary

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