Comparison

Thinkie vs Halo

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Thinkie

Engage your mind with a variety of games designed to keep your brain active and alert. Track your cognitive progress in real-time with visual feedback and individualized training insights. This system is guided by extensive research and aims to enhance cognitive sharpness.

Highlights
  • Real-time visual results
  • Brain activity tracking
  • Variety of brain games
  • Individualized training
  • Cognitive sharpness enhancement
  • Free trial available
Features
Read full description

Challenge your brain and track your progress with the industry's first real-time, visual results. The Thinkie app offers a broad range of games specifically designed to engage you and help keep your brain active and alert. You can track your progress with our "Brain Meter" that provides immediate input through an easy-to-use system displaying colors to show level of brain activity. The results provide individualized information for your on-going training. Thinkie is built with fNIRS (Functional Near-Infrared Spectroscopy), which measures your brain activity through our special headband. Our design is guided by nearly 3 decades of research and development, all packaged into a brain training regimen that will help you stay cognitively sharp. Start your free trial and experience the benefits of cognitive training to reduce your brain age! Unlock more games and more difficulty levels when used alongside your Thinkie Sensor! Subscription options: $8.99/month, $99.99/year. Thinkie sensors are currently intended for United States customers only. The subscription will automatically renew unless turned off in your iTunes Account Settings at least 24 hours before the current period ends. You can turn off an auto- renewing subscription at any time from your App Store Account Settings, but refunds will not be issued for any unused portion of the term. Read Apple's terms and conditions (EULA) here: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Read our terms of service here: https://www.thinkiesystem.com/terms-of-service Read our privacy policies here: https://www.thinkiesystem.com/privacy-policy

About

Halo

This app uses a wearable device to deliver gentle electrical currents to the brain, aiming to improve mood, sleep, and focus. It guides users through sessions, tracks progress, and offers educational content for wellness goals.

Highlights
  • Transcranial direct current stimulation (tDCS)
  • Mood improvement
  • Better sleep support
  • Enhanced focus
  • Usage tracking
  • Educational content
Read full description

Improved mood. Better sleep. Sharper focus. Clinically tested. Halo is a wellness device and companion app that uses transcranial direct current stimulation (tDCS) to support mood, sleep, and focus. It delivers low-level electrical currents to the prefrontal cortex - an area of the brain linked to emotional regulation, sleep quality, and attention control. The Halo app guides you through stimulation sessions, tracks your usage, and offers regular check ins and educational content to help reach your wellness goals. Developed by the team behind Flow Neuroscience, a leader in clinical brain stimulation. Halo is built on Flow’s proven brain stimulation platform - technology that’s supported thousands of people in Europe. What Halo helps with: * Improving your mood * Better sleep so you wake feeling more refreshed * Enhance your focus so you perform better at work and day to day * Building better routines that align with your goals How does Halo work? Halo is a brain stimulation wearable that uses transcranial direct current stimulation (tDCS). It delivers gentle, low-intensity electrical currents to the prefrontal cortex, a region of the brain involved in cognitive and emotional processes. Who it's for: * Wellness-focused individuals seeking safe, natural tools * Anyone looking to improve their mood, sleep or focus. * High-performers, creatives, and biohackers Halo is a general wellness product designed to support wellbeing. Halo is not approved or cleared by the FDA and is not intended, marketed, or sold to treat or cure any disease or condition. Halo is intended for use by healthy adult individuals. At this time, Halo is only available for shipment within the United States.

Screenshots

Thinkie4 screens
Halo4 screens

Verdict

The call

Thinkie and Halo both sit at 5.0 stars, but that hides the real split: 100% of Thinkie's written reviews are positive against 50% of Halo's. Thinkie also leads on ratings volume (11 vs 2). Halo's advantage is in-app purchases (none vs 2). On price, rating, update cadence and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Thinkie sells 2 in-app purchases, starting at $8.99 per month. Halo asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for Thinkie against 5.0 for Halo. That said, the two scores are not equally well evidenced: Thinkie has 11 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 100% of Thinkie's written reviews are positive against 50% of Halo's.

UpkeepUpdate frequency

Thinkie ships an update monthly, Halo every 2 months. Both last shipped on October 24, 2026.

Scorecard4 real differences · 6 level
Thinkie versus Halo: the parameters behind the verdict, then further details
ParameterThinkieHalo
PriceFreeFree
Rating5.0 (11 ratings)5.0 (2 ratings)
Positive reviews100.0% of reviews — better50.0% of reviews
Number of ratings11 — better2
Update frequencyMonthly — betterEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.015.0 — better
Further details — not scored
Size206 MB176 MB
Age rating17+17+
DeveloperThinkie IncFlow Neuroscience AB

Customer experience

Thinkie

All ratings11 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Halo

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

In-app purchases

2 purchases

Thinkie

Subscriptions2
  • Thinkie Monthly Subscription1 Month trial$8.991 Month
  • Thinkie Annual Subscription1 Month trial$79.991 Year
None

Halo

No in-app purchases

Questions

Is Thinkie free?
Thinkie is free to download, with in-app purchases available.
Is Halo free?
Halo is free to download, with no in-app purchases.
Which has better reviews, Thinkie or Halo?
Thinkie and Halo are both rated 5.0 out of 5 on the App Store, from 11 and 2 ratings respectively.
Do Thinkie or Halo have ads?
Neither Thinkie nor Halo shows ads.
Which is updated more often, Thinkie or Halo?
Thinkie ships an update monthly, and Halo every 2 months. Most recently, Thinkie was updated on October 24, 2026 and Halo on October 24, 2026.

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