# Calcache, Math facts puzzles vs Racine Lecture

The clearest difference is price: Racine Lecture at Free against Calcache, Math facts puzzles's $1.99. Racine Lecture also leads on update cadence (fortnightly vs every 15 months). Calcache, Math facts puzzles's advantage is iOS requirement (13.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

Racine Lecture is free to download; Calcache, Math facts puzzles costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Calcache, Math facts puzzles ships an update every 15 months, Racine Lecture fortnightly. The most recent releases landed on October 16, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Calcache, Math facts puzzles | Racine Lecture |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 22 MB | 9 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RX Labz](https://appshunter.io/developer/1223459761) | [Corneille SAS](https://appshunter.io/developer/1400362844) |

## What reviewers say

### Calcache, Math facts puzzles

[App page](https://appshunter.io/ios/app/calcache-math-facts-puzzles/id1529890772)

**Features:** macOS Compatibility

**In-app purchases:** none


### Racine Lecture

[App page](https://appshunter.io/ios/app/racine-lecture/id6476321702)

This app helps individuals improve their reading skills through personalized activities and progress tracking. It offers a judgment-free environment designed to boost confidence and motivation, making reading practice engaging and accessible on mobile devices.

**Highlights:** Personalized reading assessment, Adaptive activity progression, Vocabulary and phonetics enrichment, Progress tracking, Engaging mobile training, Confidence building

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

**In-app purchases:** none


## Frequently asked questions

### Is Calcache, Math facts puzzles free?

Calcache, Math facts puzzles costs $1.99, with no in-app purchases.

### Is Racine Lecture free?

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

### Do Calcache, Math facts puzzles or Racine Lecture have ads?

Neither Calcache, Math facts puzzles nor Racine Lecture shows ads.

### Which is updated more often, Calcache, Math facts puzzles or Racine Lecture?

Calcache, Math facts puzzles ships an update every 15 months, and Racine Lecture fortnightly. Most recently, Calcache, Math facts puzzles was updated on October 16, 2026 and Racine Lecture on October 18, 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.*