# FENa Calculator vs Polywatch

The clearest difference is in-app purchases: FENa Calculator at none against Polywatch's 2. FENa Calculator also leads on update cadence (fortnightly vs every 2 months) and iOS requirement (12.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Polywatch sells 2 in-app purchases, starting at $4.99 per month. FENa Calculator asks for nothing beyond the download.

FENa Calculator ships an update fortnightly, Polywatch every 2 months. The most recent releases landed on October 11, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | FENa Calculator | Polywatch |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[2.0 (2 ratings)](https://appshunter.io/ios/app/polywatch-polymarket-tracker/id6759100377/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Monetization | — | Freemium |
| Size | 13 MB | 21 MB |
| Requires iOS | **12.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Krzysztof Gwiazda](https://appshunter.io/developer/1546740383) | [Boon Kit Gan](https://appshunter.io/developer/1575915104) |

## What reviewers say

### FENa Calculator

[App page](https://appshunter.io/ios/app/fena-calculator/id6456524579)

**Features:** macOS Compatibility

**In-app purchases:** none


### Polywatch

[App page](https://appshunter.io/ios/app/polywatch-polymarket-tracker/id6759100377)

Track your prediction market trades and portfolio performance without needing a browser. View active positions, profit and loss, and leaderboard rankings instantly on your iPhone. Offers home screen widgets for quick glances and multi-account support.

**Highlights:** Real-time position tracking, Profit & Loss calculation, Leaderboard rankings, Home Screen widgets, Multi-account support, No login required

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Polywatch Pro Monthly | $4.99 | per month |
| Polywatch Pro Annual | $29.99 | per year |


## Frequently asked questions

### Is FENa Calculator free?

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

### Is Polywatch free?

Polywatch is free to download, with in-app purchases available.

### Do FENa Calculator or Polywatch have ads?

Neither FENa Calculator nor Polywatch shows ads.

### Which is updated more often, FENa Calculator or Polywatch?

FENa Calculator ships an update fortnightly, and Polywatch every 2 months. Most recently, FENa Calculator was updated on October 11, 2026 and Polywatch on October 26, 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.*