# Spanish Fluency Practice vs Calvin Chess Trainer

Spanish Fluency Practice and Calvin Chess Trainer are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Spanish Fluency Practice | Calvin Chess Trainer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 5 days |
| Monetization | Free | — |
| Size | 2 MB | 215 MB |
| Requires iOS | 16.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [martin theis](https://appshunter.io/developer/1158086108) | [DAVID MARKLE](https://appshunter.io/developer/1880745263) |

## What reviewers say

### Spanish Fluency Practice

[App page](https://appshunter.io/ios/app/spanish-fluency-practice/id6759458214)

Build conversational confidence with structured listening and speaking exercises. Practice hundreds of phrases across six levels, with native-quality voices and a distraction-free interface. Track your progress and focus on mastering difficult phrases.

**Highlights:** Structured listening and speaking exercises, Hundreds of phrases across 6 levels, Native-quality voices, Adjustable pause duration, Review difficult phrases, Progress tracking, Distraction-free interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Calvin Chess Trainer

[App page](https://appshunter.io/ios/app/calvin-chess-trainer/id6759800929)

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

**In-app purchases:** none


## Frequently asked questions

### Is Spanish Fluency Practice free?

Spanish Fluency Practice is free to download, with no in-app purchases.

### Is Calvin Chess Trainer free?

Calvin Chess Trainer is free to download, with no in-app purchases.

### Do Spanish Fluency Practice or Calvin Chess Trainer have ads?

Neither Spanish Fluency Practice nor Calvin Chess Trainer shows ads.

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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.*