Fairytale Forest vs Biorhythm Calc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fairytale Forest
This app offers a magical experience for young children aged 4-7, featuring creative games like Story FX and memory challenges. It also includes engaging videos with songs and dances, encouraging active participation.
- Story FX for creative expression
- Magic Patterns memory game
- Purple Path coordination challenge
- Funky Fairy jewel collection game
- Fairytale Forest songs and dances videos
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Discover the magical Fairytale Forest in Perform's app for 4-7s. Children will love expressing their creativity with Story FX, testing their memory in the Magic Patterns and boosting their coordination following the Purple Path to granny's house and helping the Funky Fairy gather jewels while avoiding evil spells. They can also enjoy a selection of lively videos featuring Fairytale Forest songs and dances to watch and join in with at home.
Biorhythm Calc
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Biorhythm Calculator reveals the hidden patterns that govern your energy, mood, and mental clarity - empowering you to plan your life around your natural peaks and valleys.
Screenshots
Verdict
The clearest difference is update cadence: Biorhythm Calc at every 2 weeks against Fairytale Forest's every 41 months. On price, ads, in-app purchases and device support 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.
Fairytale Forest ships an update every 41 months, Biorhythm Calc every 2 weeks. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.
| Parameter | Fairytale Forest | Biorhythm Calc |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 85.7% of reviews | — |
| Update frequency | Every 41 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.1 | 12.0 — better |
| Further details — not scored | ||
| Size | 326 MB | 24 MB |
| Age rating | 4+ | 4+ |
| Developer | Perform | Kornel Kaulics |
In-app purchases
Fairytale Forest
No in-app purchases
Biorhythm Calc
No in-app purchases
Questions
Is Fairytale Forest free?
Is Biorhythm Calc free?
Do Fairytale Forest or Biorhythm Calc have ads?
Which is updated more often, Fairytale Forest or Biorhythm Calc?
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