# ACS2 vs SB 64 Event Platform

The clearest difference is iOS requirement: ACS2 at 12.0 against SB 64 Event Platform's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

ACS2 ships an update every 2 days, SB 64 Event Platform every 3 days. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | ACS2 | SB 64 Event Platform |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 days |
| Size | 45 MB | 43 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Ministry of Planning and Development](https://appshunter.io/developer/1823026629) | [United Nations Framework Convention on Climate Change, UNFCCC](https://appshunter.io/developer/568085926) |

## What reviewers say

### ACS2

[App page](https://appshunter.io/ios/app/acs2/id6749678960)

**Features:** macOS Compatibility

**In-app purchases:** none


### SB 64 Event Platform

[App page](https://appshunter.io/ios/app/sb-64-event-platform/id6768967862)

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

**In-app purchases:** none


## Frequently asked questions

### Is ACS2 free?

ACS2 is free to download, with no in-app purchases.

### Is SB 64 Event Platform free?

SB 64 Event Platform is free to download, with no in-app purchases.

### Do ACS2 or SB 64 Event Platform have ads?

Neither ACS2 nor SB 64 Event Platform shows ads.

### Which is updated more often, ACS2 or SB 64 Event Platform?

ACS2 ships an update every 2 days, and SB 64 Event Platform every 3 days. Most recently, ACS2 was updated on October 5, 2026 and SB 64 Event Platform on October 7, 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.*