# Railbird Pool vs Chalk Clock

The clearest difference is ads: Railbird Pool at none against Chalk Clock's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Railbird Pool sells 4 in-app purchases, starting at $10.99 per month and Chalk Clock sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Railbird Pool ships an update weekly, Chalk Clock every 4 days. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Railbird Pool | Chalk Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (28 ratings)](https://appshunter.io/ios/app/railbird-pool/id6469274937/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 55.6% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free | — |
| Size | 113 MB | 200 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Railbird LLC](https://appshunter.io/developer/1711718537) | [Ideal WebFx LLC](https://appshunter.io/developer/6775622360) |

## What reviewers say

### Railbird Pool

[App page](https://appshunter.io/ios/app/railbird-pool/id6469274937)

This AI-powered app helps billiards players record, analyze, and improve their game. It simplifies performance tracking for players of all levels.

**Highlights:** AI-enabled performance tracking, Record game statistics, Analyze gameplay, Improve billiards skills, Simplified process

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Railbird Plus Montly | $10.99 | per month |
| Railbird Pro Monthly | $16.99 | per month |
| Railbird Plus Yearly | $80.00 | per year |
| Railbird Pro Yearly | $131.99 | per year |


### Chalk Clock

[App page](https://appshunter.io/ios/app/chalk-clock-pool-scorekeeper/id6775622358)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chalk Clock Pro Monthly | $2.99 | per month |
| Chalk Clock Pro Yearly | $24.99 | per year |


## Frequently asked questions

### Is Railbird Pool free?

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

### Is Chalk Clock free?

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

### Do Railbird Pool or Chalk Clock have ads?

Chalk Clock shows ads; Railbird Pool does not.

### Which is updated more often, Railbird Pool or Chalk Clock?

Railbird Pool ships an update weekly, and Chalk Clock every 4 days. Most recently, Railbird Pool was updated on November 7, 2026 and Chalk Clock on October 31, 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.*