Comparison

Gamma 40 Hertz vs Aura Sync

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

Head to head
About

Gamma 40 Hertz

This app offers a brain boost by stimulating 40 hertz gamma waves through light, sound, and touch. Research suggests this can help reverse age-related declines. It features adjustable intensity for multimodal stimulation.

Highlights
  • Multimodal stimulation (sound, touch, sight)
  • Adjustable intensity
  • 40 Hz audio tone
  • 40 Hz haptic vibration
  • 40 Hz visual signal (flashlight)
  • 40 Hz screen oscillation
Read full description

The Gamma 40 Hertz app gives you access to a quick brain boost. Some recent research suggests that 40 hertz gamma brain waves decline with age and that reversing the decline can be helpful. This app stimulates 40 hertz gamma waves through light, sound, and touch. Features: * Multimodal, individually adjustable intensity across sound, touch, and sight * 40 hertz square wave audio tone * 40 hertz haptic vibration on iPhones * 40 hertz visual signal using your device's flashlight * 40 hertz screen oscillation on ProMotion devices

About

Aura Sync

Features
Read full description

An app for listening to binaural presets at set tones and variations alongside environmental loops. Perfect for sleep, relaxation, meditation, thoughtfulness, concentration, healing, and other activities. Select from pre-made presets or create your own binaural and save it for use whenever you'd like.

Screenshots

Gamma 40 Hertz4 screens
Aura Sync4 screens

Verdict

The call

The clearest difference is in-app purchases: Aura Sync at none against Gamma 40 Hertz's 1. Aura Sync also leads on ads (none vs shown) and update cadence (every 3 days vs every 3 months). Gamma 40 Hertz's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 26.0). On price 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. Gamma 40 Hertz sells 1 one-off in-app purchase. Aura Sync asks for nothing beyond the download.

UpkeepUpdate frequency

Gamma 40 Hertz ships an update every 3 months, Aura Sync every 3 days. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

Scorecard5 real differences · 4 level
Gamma 40 Hertz versus Aura Sync: the parameters behind the verdict, then further details
ParameterGamma 40 HertzAura Sync
PriceFreeFree
Rating4.7 (32 ratings) — better—
Number of ratings32 — better—
Update frequencyEvery 3 monthsEvery 3 days — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better26.0
Further details — not scored
Size9 MB213 MB
Age rating4+4+
DeveloperAlterscope Solutions LLCEric Dolecki

In-app purchases

1 purchases

Gamma 40 Hertz

One-time1
  • Remove Ads$0.99
None

Aura Sync

No in-app purchases

Questions

Is Gamma 40 Hertz free?
Gamma 40 Hertz is free to download, with in-app purchases available.
Is Aura Sync free?
Aura Sync is free to download, with no in-app purchases.
Do Gamma 40 Hertz or Aura Sync have ads?
Gamma 40 Hertz shows ads; Aura Sync does not.
Which is updated more often, Gamma 40 Hertz or Aura Sync?
Gamma 40 Hertz ships an update every 3 months, and Aura Sync every 3 days. Most recently, Gamma 40 Hertz was updated on November 7, 2026 and Aura Sync on October 30, 2026.

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