# Lock N Roll vs Probability Lab 777

The clearest difference is update cadence: Probability Lab 777 at every 2 days against Lock N Roll's every 6 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Lock N Roll ships an update every 6 weeks, Probability Lab 777 every 2 days. The most recent releases landed on October 4, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Lock N Roll | Probability Lab 777 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lock-n-roll/id6737863203/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Monetization | Free | — |
| Size | 24 MB | 9 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Brandon Nelson](https://appshunter.io/developer/1778339227) | [America's Best Contacts & Eyeglasses, Inc.](https://appshunter.io/developer/1892849165) |

## What reviewers say

### Lock N Roll

[App page](https://appshunter.io/ios/app/lock-n-roll/id6737863203)

A thrilling dice game combining strategy and luck for 2+ players. Roll dice to score points, with bonus scoring for early rolls and doubles. Risk-reward gameplay encourages players to lock in points before a 7 wipes out their round score.

**Highlights:** 2+ player support, Adjustable round count (5-20), Bonus scoring on early rolls, Doubles multiply round score, Risk-reward strategy, Simple to learn

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

**In-app purchases:** none


### Probability Lab 777

[App page](https://appshunter.io/ios/app/probability-lab-777/id6762087282)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Lock N Roll free?

Lock N Roll is free to download, with no in-app purchases.

### Is Probability Lab 777 free?

Probability Lab 777 is free to download, with no in-app purchases.

### Do Lock N Roll or Probability Lab 777 have ads?

Neither Lock N Roll nor Probability Lab 777 shows ads.

### Which is updated more often, Lock N Roll or Probability Lab 777?

Lock N Roll ships an update every 6 weeks, and Probability Lab 777 every 2 days. Most recently, Lock N Roll was updated on October 4, 2026 and Probability Lab 777 on October 7, 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.*