# dtb2 vs Innerspace

The clearest difference is in-app purchases: dtb2 at none against Innerspace's 2. Innerspace's advantage is update cadence (daily vs every 4 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Innerspace sells 2 in-app purchases, starting at $3.99 per month. dtb2 asks for nothing beyond the download.

dtb2 ships an update every 4 months, Innerspace daily. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | dtb2 | Innerspace |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Daily** |
| Size | 57 MB | 35 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [gareth Scott](https://appshunter.io/developer/1709863016) | [Akhin Abraham](https://appshunter.io/developer/6775142799) |

## What reviewers say

### dtb2

[App page](https://appshunter.io/ios/app/dtb2/id6754847862)

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

**In-app purchases:** none


### Innerspace

[App page](https://appshunter.io/ios/app/innerspace-mood-tracking-app/id6775205161)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Innerspace Premium Monthly | $3.99 | per month |
| Innerspace Premium Yearly | $19.99 | per year |


## Frequently asked questions

### Is dtb2 free?

dtb2 is free to download, with no in-app purchases.

### Is Innerspace free?

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

### Do dtb2 or Innerspace have ads?

Neither dtb2 nor Innerspace shows ads.

### Which is updated more often, dtb2 or Innerspace?

dtb2 ships an update every 4 months, and Innerspace daily. Most recently, dtb2 was updated on October 14, 2026 and Innerspace on October 6, 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.*