# Reservatório de Dopamina vs Fluency

The clearest difference is in-app purchases: Reservatório de Dopamina at none against Fluency's 3. Reservatório de Dopamina also leads on ratings volume (91 vs 1) and review sentiment (82% vs 59%). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Fluency sells 2 in-app purchases, starting at $7.99 per month. Reservatório de Dopamina asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Reservatório de Dopamina against 5.0 for Fluency. That said, the two scores are not equally well evidenced: Reservatório de Dopamina has 91 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 82% of Reservatório de Dopamina's written reviews are positive against 59% of Fluency's.

Reservatório de Dopamina ships an update every 3 weeks, Fluency every 10 days. The most recent releases landed on October 19, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Reservatório de Dopamina | Fluency |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (91 ratings)](https://appshunter.io/ios/app/reservatorio-de-dopamina/id6673919994/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/fluency/id6737087903/reviews) |
| Number of ratings | **91** | 1 |
| Positive reviews | **82.1% of reviews** | 59.4% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 10 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 102 MB | 101 MB |
| Requires iOS | 15.0 | 15 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | +4 | +4 |
| Developer | [Reservatório de Dopamina](https://appshunter.io/developer/1767885395) | [FLUENCY ACADEMY ENSINO DE IDIOMAS](https://appshunter.io/developer/1408907037) |

## What reviewers say

### Reservatório de Dopamina

[App page](https://appshunter.io/ios/app/reservatorio-de-dopamina/id6673919994)

This platform offers over 200 hours of video lessons and PDF materials based on neuroscience and psychology. It aims to help users develop healthy habits, overcome procrastination, and improve various life areas like entrepreneurship and finance through structured learning paths and a supportive online community.

**Highlights:** Neuroscience and psychology lessons, Habit formation and self-improvement, Over 200 hours of video content, PDF materials with exercises, Online community for interaction, Structured learning paths

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

**In-app purchases:** none


### Fluency

[App page](https://appshunter.io/ios/app/fluency/id6737087903)

Learn English through AI-powered conversations with digital celebrities. Practice speaking, improve pronunciation, and expand vocabulary with real-time feedback. Join a community of learners and achieve fluency at your own pace.

**Highlights:** AI-powered conversations with digital celebrities, Real-time feedback on pronunciation and grammar, Contextualized vocabulary learning, Personalized progress tracking, Community of over 450,000 learners, Grammar practice without rote memorization

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Mensal | $7.99 | per month |
| Premium | $69.99 | per year |


## Frequently asked questions

### Is Reservatório de Dopamina free?

Reservatório de Dopamina is free to download, with no in-app purchases.

### Is Fluency free?

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

### Which has better reviews, Reservatório de Dopamina or Fluency?

Reservatório de Dopamina and Fluency are both rated 5.0 out of 5 on the App Store, from 91 and 1 ratings respectively.

### Do Reservatório de Dopamina or Fluency have ads?

Neither Reservatório de Dopamina nor Fluency shows ads.

### Which is updated more often, Reservatório de Dopamina or Fluency?

Reservatório de Dopamina ships an update every 3 weeks, and Fluency every 10 days. Most recently, Reservatório de Dopamina was updated on October 19, 2026 and Fluency on October 20, 2026.

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