# DBT Central vs NAPLAN Writing practice

The clearest difference is update cadence: DBT Central at every 3 months against NAPLAN Writing practice's every 7 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. DBT Central sells 10 one-off in-app purchases and NAPLAN Writing practice sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

DBT Central ships an update every 3 months, NAPLAN Writing practice every 7 months. Both last shipped on November 8, 2026.

## The numbers

| Metric | DBT Central | NAPLAN Writing practice |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 7 months |
| Size | 113 MB | 74 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Behavioural Health Pty Ltd](https://appshunter.io/developer/1803274556) | [The Anh](https://appshunter.io/developer/1067835130) |

## What reviewers say

### DBT Central

[App page](https://appshunter.io/ios/app/dbt-central/id6743517625)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Start Adult DBT Groups | $129.00 | one-time |
| DBT for Adult ADHD | $129.00 | one-time |
| Adolescent DBT Skills Groups | $129.00 | one-time |
| DBT for Depression & Anxiety | $129.00 | one-time |
| DBT Level 1: Core | $300.00 | one-time |
| DBT Adolescent Training Pathway | $500.00 | one-time |
| DBT Adult Training Pathway | $500.00 | one-time |
| DBT for Doctors Pathway | $600.00 | one-time |
| DBT L2 Individual Therapy Library | $600.00 | one-time |
| DBT Level 2 Skills Groups Pathway | $600.00 | one-time |


### NAPLAN Writing practice

[App page](https://appshunter.io/ios/app/naplan-writing-practice/id6749282104)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Submit NAPLAN writing | $0.49 | one-time |


## Frequently asked questions

### Is DBT Central free?

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

### Is NAPLAN Writing practice free?

NAPLAN Writing practice is free to download, with in-app purchases available.

### Do DBT Central or NAPLAN Writing practice have ads?

Neither DBT Central nor NAPLAN Writing practice shows ads.

### Which is updated more often, DBT Central or NAPLAN Writing practice?

DBT Central ships an update every 3 months, and NAPLAN Writing practice every 7 months. Most recently, DBT Central was updated on November 8, 2026 and NAPLAN Writing practice on November 8, 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.*