# DA0 vs Abacus Plus+

The clearest difference is price: DA0 at Free against Abacus Plus+'s $2.99. DA0 also leads on iOS requirement (15.0 vs 26.5). Abacus Plus+'s advantage is in-app purchases (none vs 3) and update cadence (every 4 days vs every 3 months). On ads and device support there is nothing between them.

DA0 is free to download; Abacus Plus+ costs $2.99 up front. DA0 sells 3 in-app purchases, starting at $3.99 per month. Abacus Plus+ asks for nothing beyond the download.

DA0 ships an update every 3 months, Abacus Plus+ every 4 days. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | DA0 | Abacus Plus+ |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 days** |
| Size | 27 MB | 10 MB |
| Requires iOS | **15.0** | 26.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Davy Raitt](https://appshunter.io/developer/1795318281) | [Vijayvir Singh](https://appshunter.io/developer/1469680736) |

## What reviewers say

### DA0

[App page](https://appshunter.io/ios/app/da0-001-data-analytics-prep/id6761255165)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $3.99 | per month |
| Pro Yearly | $14.99 | per year |
| Pro Lifetime | $19.99 | one-time |


### Abacus Plus+

[App page](https://appshunter.io/ios/app/abacus-plus-plus/id6789564318)

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

**In-app purchases:** none


## Frequently asked questions

### Is DA0 free?

DA0 is free to download, with in-app purchases available.

### Is Abacus Plus+ free?

Abacus Plus+ costs $2.99, with no in-app purchases.

### Do DA0 or Abacus Plus+ have ads?

Neither DA0 nor Abacus Plus+ shows ads.

### Which is updated more often, DA0 or Abacus Plus+?

DA0 ships an update every 3 months, and Abacus Plus+ every 4 days. Most recently, DA0 was updated on October 14, 2026 and Abacus Plus+ on October 11, 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.*