# Nexus ACE Explorer vs BrainTime | Earned Screen Time

The clearest difference is in-app purchases: Nexus ACE Explorer at none against BrainTime | Earned Screen Time's 2. Nexus ACE Explorer also leads on iOS requirement (12.0 vs 18.2). BrainTime | Earned Screen Time's advantage is update cadence (every 4 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. BrainTime | Earned Screen Time sells 2 in-app purchases, starting at $2.99 per month. Nexus ACE Explorer asks for nothing beyond the download.

Nexus ACE Explorer ships an update every 2 months, BrainTime | Earned Screen Time every 4 days. The most recent releases landed on October 8, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Nexus ACE Explorer | BrainTime | Earned Screen Time |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/braintime-earned-screen-time/id6743098532/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | — | Freemium |
| Size | 271 MB | 38 MB |
| Requires iOS | **12.0** | 18.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [NEUROSCAPE ALLIANCE](https://appshunter.io/developer/1459562932) | [ProductMaxingSolutions LLC](https://appshunter.io/developer/1801318941) |

## What reviewers say

### Nexus ACE Explorer

[App page](https://appshunter.io/ios/app/nexus-ace-explorer/id1535644559)

**Features:** macOS Compatibility

**In-app purchases:** none


### BrainTime | Earned Screen Time

[App page](https://appshunter.io/ios/app/braintime-earned-screen-time/id6743098532)

This app encourages mindful phone usage by allowing you to block apps and earn credits through learning. Answer questions or create your own learning material to unlock access to your blocked applications, promoting a balance between learning and scrolling.

**Highlights:** Block any app, Earn credits by answering questions, Create custom learning material, Unlock apps with earned credits, Promotes mindful phone use, Combines education and intention

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BrainTime Pro - Monthly | $2.99 | per month |
| BrainTime Pro - Annual | $19.99 | per year |


## Frequently asked questions

### Is Nexus ACE Explorer free?

Nexus ACE Explorer is free to download, with no in-app purchases.

### Is BrainTime | Earned Screen Time free?

BrainTime | Earned Screen Time is free to download, with in-app purchases available.

### Do Nexus ACE Explorer or BrainTime | Earned Screen Time have ads?

Neither Nexus ACE Explorer nor BrainTime | Earned Screen Time shows ads.

### Which is updated more often, Nexus ACE Explorer or BrainTime | Earned Screen Time?

Nexus ACE Explorer ships an update every 2 months, and BrainTime | Earned Screen Time every 4 days. Most recently, Nexus ACE Explorer was updated on October 8, 2026 and BrainTime | Earned Screen Time on October 2, 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.*