# ActivityExchange vs Nexplore CONCRETE

ActivityExchange and Nexplore CONCRETE are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ActivityExchange ships an update every 2 weeks, Nexplore CONCRETE every 4 weeks. The most recent releases landed on September 10, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | ActivityExchange | Nexplore CONCRETE |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 4 weeks |
| Size | 98 MB | 38 MB |
| Requires iOS | **12.2** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [B2i Pty Ltd](https://appshunter.io/developer/1439731501) | [Nexplore](https://appshunter.io/developer/1555073786) |

## What reviewers say

### ActivityExchange

[App page](https://appshunter.io/ios/app/activityexchange/id1439731502)

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

**In-app purchases:** none


### Nexplore CONCRETE

[App page](https://appshunter.io/ios/app/nexplore-concrete/id1585811259)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ActivityExchange free?

ActivityExchange is free to download, with no in-app purchases.

### Is Nexplore CONCRETE free?

Nexplore CONCRETE is free to download, with no in-app purchases.

### Do ActivityExchange or Nexplore CONCRETE have ads?

Neither ActivityExchange nor Nexplore CONCRETE shows ads.

### Which is updated more often, ActivityExchange or Nexplore CONCRETE?

ActivityExchange ships an update every 2 weeks, and Nexplore CONCRETE every 4 weeks. Most recently, ActivityExchange was updated on September 10, 2026 and Nexplore CONCRETE on September 16, 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.*