# Acc.elerometer vs Polywatch

The clearest difference is in-app purchases: Acc.elerometer at none against Polywatch's 2. Polywatch's advantage is update cadence (monthly vs every 20 months) and iOS requirement (17.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Polywatch sells 2 in-app purchases, starting at $2.99 per month. Acc.elerometer asks for nothing beyond the download.

Acc.elerometer ships an update every 20 months, Polywatch monthly. The most recent releases landed on September 16, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Acc.elerometer | 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 | Every 20 months | **Monthly** |
| Monetization | — | Freemium |
| Size | 10 MB | 19 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Pantiukhin Andrei](https://appshunter.io/developer/1585711909) | [Boon Kit Gan](https://appshunter.io/developer/1575915104) |

## What reviewers say

### Acc.elerometer

[App page](https://appshunter.io/ios/app/accelerometer/id1631020465)

**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 | $2.99 | per month |
| Polywatch Pro Annual | $14.99 | per year |


## Frequently asked questions

### Is Acc.elerometer free?

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

### Is Polywatch free?

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

### Do Acc.elerometer or Polywatch have ads?

Neither Acc.elerometer nor Polywatch shows ads.

### Which is updated more often, Acc.elerometer or Polywatch?

Acc.elerometer ships an update every 20 months, and Polywatch monthly. Most recently, Acc.elerometer was updated on September 16, 2026 and Polywatch on September 9, 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.*