# Lucid Poker Trainer vs ShellRef

The clearest difference is price: Lucid Poker Trainer at Free against ShellRef's $0.99. Lucid Poker Trainer also leads on ratings volume (19 vs 1) and iOS requirement (13.0 vs 17.6). ShellRef's advantage is rating (5.0 vs 4.0) and in-app purchases (none vs 4). On update cadence, ads and device support there is nothing between them.

Lucid Poker Trainer is free to download; ShellRef costs $0.99 up front. Lucid Poker Trainer sells 4 in-app purchases, starting at $49.00 per month. ShellRef asks for nothing beyond the download.

ShellRef holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Lucid Poker Trainer has 19 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 9, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Lucid Poker Trainer | ShellRef |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.0 (19 ratings)](https://appshunter.io/ios/app/lucid-poker-trainer/id6503668923/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/shellref/id6759814118/reviews)** |
| Number of ratings | **19** | 1 |
| Positive reviews | 55.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 82 MB | 19 MB |
| Requires iOS | **13.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Lucid Education, Inc.](https://appshunter.io/developer/1824321207) | [Andrew Bacon](https://appshunter.io/developer/1817531814) |

## What reviewers say

### Lucid Poker Trainer

[App page](https://appshunter.io/ios/app/lucid-poker-trainer/id6503668923)

Improve your poker skills with daily quizzes and practice against a GTO opponent. Learn solver logic and master preflop ranges to win more at the tables. Designed for fast and fun improvement.

**Highlights:** Daily GTO quiz, Preflop ranges for all positions, Practice against GTO opponent, Instant feedback on decisions, Study solver strategies, Game modes for fast improvement

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $49.00 | per month |
| Monthly Plan | $59.99 | per month |
| Annual Plan | $490.00 | per year |
| Annual Plan | $599.99 | per year |


### ShellRef

[App page](https://appshunter.io/ios/app/shellref/id6759814118)

This app provides an offline reference for Bash, Zsh, and terminal editors, mimicking a retro technical manual. It's ideal for quickly looking up commands, syntax, and scripting practices without needing an internet connection. Features include search, bookmarks, and customizable display themes.

**Highlights:** Offline Bash and Zsh reference, Terminal editor guides (Nano, Vim, Emacs), Quick command lookup, Searchable content, Customizable themes, Adjustable text size, Bookmarks

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lucid Poker Trainer free?

Lucid Poker Trainer is free to download, with in-app purchases available.

### Is ShellRef free?

ShellRef costs $0.99, with no in-app purchases.

### Which has better reviews, Lucid Poker Trainer or ShellRef?

ShellRef is rated higher. Lucid Poker Trainer averages 4.0 out of 5 from 19 ratings, while ShellRef averages 5.0 from 1 ratings.

### Do Lucid Poker Trainer or ShellRef have ads?

Neither Lucid Poker Trainer nor ShellRef shows ads.

### Which is updated more often, Lucid Poker Trainer or ShellRef?

Lucid Poker Trainer ships an update every 3 weeks, and ShellRef every 3 weeks. Most recently, Lucid Poker Trainer was updated on October 9, 2026 and ShellRef on October 2, 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.*