# ShotClock by RackDiscipline vs Railbird Pool

The clearest difference is price: Railbird Pool at Free against ShotClock by RackDiscipline's $3.99. Railbird Pool also leads on update cadence (weekly vs every 3 months) and ratings volume (27 vs 2). ShotClock by RackDiscipline's advantage is rating (5.0 vs 4.2) and in-app purchases (none vs 4). On ads, device support and iOS requirement there is nothing between them.

Railbird Pool is free to download; ShotClock by RackDiscipline costs $3.99 up front. Railbird Pool sells 4 in-app purchases, starting at $10.99 per month. ShotClock by RackDiscipline asks for nothing beyond the download.

ShotClock by RackDiscipline holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: Railbird Pool has 27 ratings behind it against 2, so its average is the more settled of the two.

ShotClock by RackDiscipline ships an update every 3 months, Railbird Pool weekly. The most recent releases landed on October 30, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | ShotClock by RackDiscipline | Railbird Pool |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/shotclock-by-rackdiscipline/id6448687219/reviews)** | [4.2 (27 ratings)](https://appshunter.io/ios/app/railbird-pool/id6469274937/reviews) |
| Number of ratings | 2 | **27** |
| Positive reviews | — | 55.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 113 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Paul Carpenter](https://appshunter.io/developer/1685588974) | [Railbird LLC](https://appshunter.io/developer/1711718537) |

## What reviewers say

### ShotClock by RackDiscipline

[App page](https://appshunter.io/ios/app/shotclock-by-rackdiscipline/id6448687219)

This configurable shot clock is designed for referees and tournament directors in cue sports like billiards and pool. It supports league and professional events, providing a simple timer solution for matches.

**Highlights:** Configurable shot clock, Designed for cue sports, Supports league events, Supports pro events, Simple timer interface

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is ShotClock by RackDiscipline free?

ShotClock by RackDiscipline costs $3.99, with no in-app purchases.

### Is Railbird Pool free?

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

### Which has better reviews, ShotClock by RackDiscipline or Railbird Pool?

ShotClock by RackDiscipline is rated higher. ShotClock by RackDiscipline averages 5.0 out of 5 from 2 ratings, while Railbird Pool averages 4.2 from 27 ratings.

### Do ShotClock by RackDiscipline or Railbird Pool have ads?

Neither ShotClock by RackDiscipline nor Railbird Pool shows ads.

### Which is updated more often, ShotClock by RackDiscipline or Railbird Pool?

ShotClock by RackDiscipline ships an update every 3 months, and Railbird Pool weekly. Most recently, ShotClock by RackDiscipline was updated on October 30, 2026 and Railbird Pool on October 27, 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.*