# VDP Seeds vs Calculus +

The clearest difference is update cadence: Calculus + at daily against VDP Seeds's fortnightly. VDP Seeds's advantage is iOS requirement (12.4 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.

VDP Seeds ships an update fortnightly, Calculus + daily. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | VDP Seeds | Calculus + |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Daily** |
| Size | 20 MB | 8 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | +4 |
| Developer | [Paresh Parekh](https://appshunter.io/developer/1758288930) | [KeoGlobal](https://appshunter.io/developer/1708575837) |

## What reviewers say

### VDP Seeds

[App page](https://appshunter.io/ios/app/vdp-seeds/id6557063405)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calculus +

[App page](https://appshunter.io/ios/app/calculus-plus/id6746851592)

**In-app purchases:** none


## Frequently asked questions

### Is VDP Seeds free?

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

### Is Calculus + free?

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

### Do VDP Seeds or Calculus + have ads?

Neither VDP Seeds nor Calculus + shows ads.

### Which is updated more often, VDP Seeds or Calculus +?

VDP Seeds ships an update fortnightly, and Calculus + daily. Most recently, VDP Seeds was updated on October 27, 2026 and Calculus + on October 28, 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.*