# Aging Brain Boost vs Brain Duo

The clearest difference is price: Brain Duo at Free against Aging Brain Boost's $29.99. Brain Duo also leads on update cadence (every 3 days vs every 5 months) and ratings volume (3 vs 1). Aging Brain Boost's advantage is in-app purchases (none vs 2). On rating, ads and device support there is nothing between them.

Brain Duo is free to download; Aging Brain Boost costs $29.99 up front. Brain Duo sells 2 in-app purchases, starting at $3.99 per month. Aging Brain Boost asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Aging Brain Boost against 5.0 for Brain Duo. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

Aging Brain Boost ships an update every 5 months, Brain Duo every 3 days. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Aging Brain Boost | Brain Duo |
| --- | --- | --- |
| Price | $29.99 | **Free** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/aging-brain-boost/id1596107951/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/brain-duo-brain-training/id6741551111/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 58 MB | 334 MB |
| Requires iOS | 18.2 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Donalee Markus](https://appshunter.io/developer/396769078) | [Brain Duo Tech LLC](https://appshunter.io/developer/1794668165) |

## What reviewers say

### Aging Brain Boost

[App page](https://appshunter.io/ios/app/aging-brain-boost/id1596107951)

This app trains key cognitive skills like working memory and verbal recall, crucial for aging adults. Developed by a neuroscientist, it offers brief, science-backed exercises to enhance cognitive resilience and daily decision-making.

**Highlights:** Working memory training, Verbal recall and inner voice development, Short-term recall exercises, Decade-themed memory engagement, Carryover skills for daily life, Brief, sustainable daily sessions

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Brain Duo

[App page](https://appshunter.io/ios/app/brain-duo-brain-training/id6741551111)

Engage in fun games designed to enhance focus, concentration, problem-solving, and mental math. Discover more about yourself through personality and IQ tests while fostering personal growth and a sharper mind.

**Highlights:** Personalized brain workouts, Focus and concentration games, Problem-solving challenges, Mental math exercises, Personality and IQ tests, Promotes self-improvement

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Access - Monthly | $3.99 | per month |
| Lifetime - Premium Access | $19.99 | one-time |


## Frequently asked questions

### Is Aging Brain Boost free?

Aging Brain Boost costs $29.99, with no in-app purchases.

### Is Brain Duo free?

Brain Duo is free to download, with in-app purchases available.

### Which has better reviews, Aging Brain Boost or Brain Duo?

Aging Brain Boost and Brain Duo are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do Aging Brain Boost or Brain Duo have ads?

Neither Aging Brain Boost nor Brain Duo shows ads.

### Which is updated more often, Aging Brain Boost or Brain Duo?

Aging Brain Boost ships an update every 5 months, and Brain Duo every 3 days. Most recently, Aging Brain Boost was updated on October 14, 2026 and Brain Duo on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*