Comparison

Halo vs Algometer App

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

Head to head
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.

About

Algometer App

Features
Read full description

Algometer – Track and Manage Your Pain Effectively Algometer is a simple yet powerful tool designed to help you log and monitor your pain over time. Ideal for people with chronic conditions such as migraines, fibromyalgia, or arthritis, as well as those recovering from surgery or managing temporary pain. Key Features of Algometer: Quick and Easy Pain Logging: Rate your pain on a 0–10 scale and add custom notes. Pain History Tracking: Review past logs and observe patterns or trends in your symptoms. User-Friendly Interface: Clean and intuitive design that’s easy for anyone to use. Better Doctor Appointments: Share detailed pain history with your healthcare provider. Whether you experience occasional or chronic pain, Algometer helps you gain insights and stay informed. Download now to take charge of your health!

Screenshots

Halo4 screens
Algometer App4 screens

Verdict

The call

The clearest difference is update cadence: Algometer App at every 3 days against Halo's every 2 months. Halo's advantage is iOS requirement (15.0 vs 18.4). On price, ads, in-app purchases and device support 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Halo ships an update every 2 months, Algometer App every 3 days. The most recent releases landed on October 1, 2026 and October 14, 2026 respectively.

Scorecard2 real differences · 8 level
Halo versus Algometer App: the parameters behind the verdict, then further details
ParameterHaloAlgometer App
PriceFreeFree
Rating5.0 (2 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 2 monthsEvery 3 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.0 — better18.4
Further details — not scored
Size176 MB2 MB
Age rating17+4+
DeveloperFlow Neuroscience ABBeytullah Ylmaz

In-app purchases

None

Halo

No in-app purchases

None

Algometer App

No in-app purchases

Questions

Is Halo free?
Halo is free to download, with no in-app purchases.
Is Algometer App free?
Algometer App is free to download, with no in-app purchases.
Do Halo or Algometer App have ads?
Neither Halo nor Algometer App shows ads.
Which is updated more often, Halo or Algometer App?
Halo ships an update every 2 months, and Algometer App every 3 days. Most recently, Halo was updated on October 1, 2026 and Algometer App on October 14, 2026.

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