# Derivatives Mock Tests vs Spa Well

The clearest difference is price: Spa Well at Free against Derivatives Mock Tests's $8.99. Spa Well also leads on update cadence (fortnightly vs every 12 months). Derivatives Mock Tests's advantage is iOS requirement (11.0 vs 16.6). On ads, in-app purchases and device support there is nothing between them.

Spa Well is free to download; Derivatives Mock Tests costs $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Derivatives Mock Tests ships an update every 12 months, Spa Well fortnightly. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Derivatives Mock Tests | Spa Well |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Fortnightly** |
| Size | 59 MB | 44 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Adnan Sheikh](https://appshunter.io/developer/478871268) | [Sara Young](https://appshunter.io/developer/1784541516) |

## What reviewers say

### Derivatives Mock Tests

[App page](https://appshunter.io/ios/app/derivatives-mock-tests/id1217217066)

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

**In-app purchases:** none


### Spa Well

[App page](https://appshunter.io/ios/app/spa-well/id6739265369)

**In-app purchases:** none


## Frequently asked questions

### Is Derivatives Mock Tests free?

Derivatives Mock Tests costs $8.99, with no in-app purchases.

### Is Spa Well free?

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

### Do Derivatives Mock Tests or Spa Well have ads?

Neither Derivatives Mock Tests nor Spa Well shows ads.

### Which is updated more often, Derivatives Mock Tests or Spa Well?

Derivatives Mock Tests ships an update every 12 months, and Spa Well fortnightly. Most recently, Derivatives Mock Tests was updated on November 2, 2026 and Spa Well on November 4, 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.*