Zener ESP is a mental training app for iOS and Android that simulates classic Zener card experiments for intuition and focus practice.
Product velocity
Maintenance
Daily rank 🇺🇸
—
Entertainment
Sentiment
4.6
980 reviews
Nemesis
Lumosity: Brain Training Games
The App DNA
What makes this app unique?
Users hire Zener ESP for a controlled, distraction-free environment to calibrate intuitive abilities, avoiding the complexity of broader brain-training suites.
For Individuals interested in psychic research, extrasensory perception experiments, and meditative mental focus exercises.
What does it look like?
Key features
Allows users to toggle between guessing before or after the card is selected, replicating 1930s ESP research protocols.
Generates shareable, verifiable certificates based on session performance.
Unlimited card sessions for continuous focus or meditative practice.
How much does it cost?
Freemium model uses ad-supported gameplay for the base experience and gates cosmetic/variant card sets behind a Pro upgrade.
Velocity
Maintenance developmentShow more...
4 versions in history. Development pace: maintenance.
Who built it?
Exelerus
6 apps tracked · Entertainment
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Tesla - Metal detector and Magnetic field recorder
Zener ESP - Psychic Test
Paranormal EMF TrackerUser Sentiment
What do users think recently?
The recent review mood reads thrilled. Users appreciate the simple and focused design helps users train their intuition without unnecessary feature bloat and consistent practice and a relaxed mental state lead to measurable improvements in user performance.
How are ratings & reviews evolving?
What users say, by theme
- The simple and focused design helps users train their intuition without unnecessary feature bloat
- Consistent practice and a relaxed mental state lead to measurable improvements in user performance
- The app serves as an effective diagnostic tool for users to calibrate their intuitive abilities
- The app provides discouraging feedback when users perform poorly during their training sessions
49 of 49 recent reviews analyzed · high confidence · Thrilled overall
Read the full review analysisUnlock 1 more frustration theme and 1 user request, each backed by review evidence.
Access the full report for freeCompetition
Competitive landscape for Zener ESP - Mind Focus App
How's the Entertainment market?
Zener ESP maintains a stable 4.64 rating on Android, but the 7-year gap in iOS feature parity signals a neglected platform strategy relative to the active update cadence of brain-training rivals.
Read the market outlookThe rivals identified
By Lumos Labs, Inc.
This app serves as a high-scale alternative in the broader brain-training niche, offering a more comprehensive cognitive development suite than this app's singular focus.
- Provides a structured, multi-game curriculum for cognitive training rather than a single-task experiment.
- Maintains a high-frequency release cadence with six updates in the last six months.
- Positions itself as a comprehensive brain health platform with a massive, established user base.
Unlock the deeper market read.
Access the full report for freeThe Analyst's Read
Key takeaways for Zener ESP - Mind Focus App
Where is it heading?
The brain-training market is consolidating around adaptive, high-cadence content, leaving Zener ESP's static model exposed to churn. The app remains stable for now, but the lack of feature parity between platforms will compress the user base as rivals continue to ship bi-weekly updates.
- The lack of iOS updates since 2018 creates a platform-parity gap, which erodes trust among Apple users and limits long-term retention.
- High sentiment scores (4.64) indicate the core loop remains effective, providing a stable foundation for future feature expansion.
The SWOT
- Minimalist UI design reduces cognitive load for intuitive training
- Historical methodology provides a clear, defensible value proposition
- Shareable Test Certificates drive organic social discovery
- Develop B2B partnerships with meditation platforms to expand distribution
- Introduce adaptive difficulty to increase session depth
Next best moves
Ship cross-platform feature parity update because iOS is missing features present on Android → stabilize user experience
+ 1 more prioritized moveThe counter-intuitive read
The app's lack of "modern" features is its primary retention mechanism…
Read the full takeFeature gaps
Adaptive difficulty (available in NeuroNation but missing here) +1
Since the last report: The app transitioned to a freemium pricing model and added three distinct game modes, while user feedback highlighted new concerns regarding the tone of in-app performance commentary.
Bottom line
Zener ESP maintains a loyal user base through its focused, historical experiment design, but the stagnant update cadence on iOS threatens its long-term viability against adaptive brain-training rivals, so the PM should prioritize a cross-platform feature parity sprint to stabilize the user experience.
Unlock 3 critical frictions, 2 market threats, 1 more prioritized move and the analyst’s take.
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