# Flip4Gold vs calYc

The clearest difference is update cadence: Flip4Gold at every 4 days against calYc's every 20 months. Flip4Gold also leads on iOS requirement (10.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

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

Flip4Gold ships an update every 4 days, calYc every 20 months. The most recent releases landed on October 13, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Flip4Gold | calYc |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 20 months |
| Monetization | Free | — |
| Size | 133 MB | 7 MB |
| Requires iOS | **10.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Magnitude Educational Inc](https://appshunter.io/developer/673321440) | [Lorenz Markus* Binggeli*](https://appshunter.io/developer/1741207030) |

## What reviewers say

### Flip4Gold

[App page](https://appshunter.io/ios/app/flip4gold/id1554370833)

This app makes learning and practicing math skills engaging for ages 5 and up. Players solve math challenges to unlock treasure, building confidence and strengthening mental math abilities. It offers a fun, safe environment with no ads or in-app purchases.

**Highlights:** Reinforces math skills, Fun and challenging gameplay, Suitable for ages 5+, Teaches addition, subtraction, multiplication, division, Earn motivating badges, Develops logical reasoning

**Features:** macOS Compatibility

**In-app purchases:** none


### calYc

[App page](https://appshunter.io/ios/app/calyc/id6496866433)

**In-app purchases:** none


## Frequently asked questions

### Is Flip4Gold free?

Flip4Gold is free to download, with no in-app purchases.

### Is calYc free?

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

### Do Flip4Gold or calYc have ads?

Neither Flip4Gold nor calYc shows ads.

### Which is updated more often, Flip4Gold or calYc?

Flip4Gold ships an update every 4 days, and calYc every 20 months. Most recently, Flip4Gold was updated on October 13, 2026 and calYc on October 3, 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.*