The Equations Game vs BDnF
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
The Equations Game
This educational app helps students in middle school and early high school practice solving linear equations. It focuses on logical reasoning by guiding users through the steps of isolating variables. With 15 difficulty levels, it offers a structured way to master algebraic skills.
- Methodological equation solver
- Focus on logical reasoning
- 15 increasing difficulty levels
- Automatic calculation assistance
- Progressive level unlocking
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*PRESENTATION : Type : Exerciseur méthodologique Cycles concernés : cycle 4, seconde Domaine du socle : 4 Compétence visée : Raisonner - Utiliser un raisonnement logique et des règles établies pour parvenir à une conclusion *DESCRIPTION : The Equations Game est un exerciseur méthodologique portant sur la résolution d’équations du premier degré à une inconnue, en cycle 4 et en seconde. Les calculs sont effectués automatiquement, l’exercice lui-même portant sur les actions à accomplir : ajouter, soustraire, multiplier ou diviser chaque membre de l’égalité par une même quantité (non nulle dans les deux derniers cas !). 15 niveaux, correspondant à des degrés de difficulté croissants, sont disponibles. Il n’est possible de passer au niveau suivant que si le niveau en cours est validé (obtention d’au moins une étoile)
BDnF
This application allows users to create comics, graphic novels, and storyboards by combining images and text. It offers tools for composing innovative formats, making it suitable for both casual fun and aspiring comic creators.
- Create comics
- Create graphic novels
- Create storyboards
- Combine images and text
- Compose innovative formats
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BDnF is a tool to create comics, graphic novels, storyboards, any kind of narrative combining images and texts. It can be used by anyone regardless of age, whole families or individual comics fans, just for fun. There is plenty in it for budding comics creators too, because the creation tools make it easy to compose innovative formats. An application developed by the Bibliothèque nationale de France
Screenshots
Verdict
The clearest difference is review sentiment: The Equations Game at 43% against BDnF's 21%. The Equations Game also leads on device support (3 vs 1). BDnF's advantage is update cadence (every 6 months vs every 23 months). On price, ads, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
The Equations Game ships an update every 23 months, BDnF every 6 months. Both last shipped on October 20, 2026.
| Parameter | The Equations Game | BDnF |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.4 (5 ratings) — better |
| Positive reviews | 43.5% of reviews — better | 20.8% of reviews |
| Number of ratings | — | 5 — better |
| Update frequency | Every 23 months | Every 6 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPad |
| Requires iOS | 12.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 13 MB | 235 MB |
| Age rating | 4+ | 4+ |
| Developer | Christophe Auclair | Bibliotheque nationale de France |
Customer experience
The Equations Game
BDnF
In-app purchases
The Equations Game
No in-app purchases
BDnF
No in-app purchases
