# Correctional Services Bureau vs DSG EV

The clearest difference is update cadence: DSG EV at fortnightly against Correctional Services Bureau's every 5 months. DSG EV also leads on iOS requirement (11.0 vs 15.6). On price, ads, in-app purchases and device support there is nothing between them.

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

Correctional Services Bureau ships an update every 5 months, DSG EV fortnightly. The most recent releases landed on September 10, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Correctional Services Bureau | DSG EV |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Fortnightly** |
| Size | 13 MB | 82 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Correctional Services Bureau](https://appshunter.io/developer/1228513133) | [TTech Global Service Limited](https://appshunter.io/developer/1602455949) |

## What reviewers say

### Correctional Services Bureau

[App page](https://appshunter.io/ios/app/correctional-services-bureau/id1228513134)

**Features:** macOS Compatibility

**In-app purchases:** none


### DSG EV

[App page](https://appshunter.io/ios/app/dsg-ev/id6475804383)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Correctional Services Bureau free?

Correctional Services Bureau is free to download, with no in-app purchases.

### Is DSG EV free?

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

### Do Correctional Services Bureau or DSG EV have ads?

Neither Correctional Services Bureau nor DSG EV shows ads.

### Which is updated more often, Correctional Services Bureau or DSG EV?

Correctional Services Bureau ships an update every 5 months, and DSG EV fortnightly. Most recently, Correctional Services Bureau was updated on September 10, 2026 and DSG EV on September 9, 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.*