Comparison

Rules! vs 20 Watch Games

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Rules!

Engage in a fast-paced, challenging, and fun puzzle game with a hundred levels. Features a daily brain workout for Apple Watch and animated stickers. Offers multiple game modes and unique mechanics.

Highlights
  • Daily Apple Watch brain workout
  • Animated sticker pack
  • Beginner, Expert, or Timeless game modes
  • Multi-touch interface
  • Color perception assistance
  • Surprising new game mechanics
Features
Read full description

• Includes a daily brain workout mini-game for Apple Watch • Includes animated sticker pack • App Store – Best Apple Watch Game of 2015 • App Store – Best of 2014 • German Developer Award 2014 – Best mobile Game • German Video Game Award 2015 – Best mobile Game • Pocket Gamer Awards 2015 Finalist Best Casual/Puzzle Game & Most Innovative Game RULES! is a cute puzzle game that's challenging, fast-paced and fun. • Choose your preferred type of game: Beginner, Expert or Timeless • “What’s presented here is a stylish, original, clever puzzle game that I’m having trouble putting down long enough to write this review.” ~ Gamezebo “A delightfully constructed memory test that grows in complexity and appeal the deeper in you go.” ~ Pocket Gamer “The Coding Monkeys have never released anything that wasn’t utterly brilliant, therefore Rules shall almost certainly be brilliant.” ~ Pocket Tactics Follow RULES! into a hundred level-deep maze of cuteness and order: • Multi-touch interface at its finest • Color perception assistance mode • Whales, Unicorns, Robots and Squirrels! • A plethora of surprising new game mechanics

About

20 Watch Games

A collection of 20 classic mini-games playable on Apple Watch, Apple TV, and iPhone/iPad. Enjoy a variety of puzzle, arcade, and strategy games designed for quick play sessions.

Highlights
  • 20 classic mini-games
  • Playable on Apple Watch, TV, iPhone, iPad
  • Brick Puzzle
  • Jewel Blitz
  • Gold Miner
  • Sudoku
  • Bubble Shooter
Features
Currently charting
Read full description

A pack of 20 mini games for you to enjoy on your Apple Watch, Apple TV or your iPhone/iPad. ◉ Brick Puzzle Drag finger to move the bricks around. Tap to rotate and swipe down to drop. ◉ Jewel Blitz A match 3 game style. Detonate as many gems as you can in 60s. ◉ Gold Miner Aim on the gold while the hook swings. Tap on the screen to release the hook. ◉ Number Puzzle Swipe to combine numbers for score. ◉ Sudoku (6x6) Fill in all the empty squares without using the same number twice in each column, row, or box. ◉ Bubble Shooter Tap to shoot bubble. ◉ Find Word With 4 letters, you have 10s to find a word. If time runs out, you lose. ◉ Color Lines Remove balls by forming lines (horizontal, vertical or diagonal) of at least five balls of the same color. Get the highscore! ◉ Mine Sweeper Tap to reveal a square. If a square containing a mine, you lose. Reveal all square to win. ◉ Brick Breaker Drag your finger to move your paddle and hit the ball. Destroy all the blocks to finish levels. ◉ Maze Man Swipe to change direction, collect all things on the map but don't touch the devil! ◉ Boxing Tap left/right to move, mid to punch.. ◉ Crazy Tennis Feel like crazy while playing with AI. Drag your finger to move your paddle. Don't let the ball out. ◉ Block Ninja Control the ninja to avoid all spikes and get best score. ◉ Tappy Bird Tap the screen to fly up. Don't hit anything. ◉ Snake Swipe to change snake direction. ◉ Tic-Tac-Toe Challenge your brain with the AI. ◉ Pin Hack Find the pin number before timeout. ◉ ATM Use your math skill to give the right money request. ◉ What Number Find the next number of a number chain. => On Apple Watch please use Digital Crown to exit game. Thanks for all your feedback!!!

Screenshots

Rules!4 screens
20 Watch Games4 screens

Verdict

The call

The clearest difference is ratings volume: 20 Watch Games at 599 against Rules!'s 67. 20 Watch Games also leads on price ($0.99 vs $2.99) and iOS requirement (12.0 vs 15.2). Rules!'s advantage is update cadence (monthly vs every 2 months). On rating, review sentiment, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Rules! costs $2.99 and 20 Watch Games $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.2 for Rules! against 4.1 for 20 Watch Games. That said, the two scores are not equally well evidenced: 20 Watch Games has 599 ratings behind it against 67, so its average is the more settled of the two. Written reviews are what separate them: 71% of Rules!'s written reviews are positive against 68% of 20 Watch Games's.

UpkeepUpdate frequency

Rules! ships an update monthly, 20 Watch Games every 2 months. Both last shipped on October 26, 2026.

Scorecard5 real differences · 6 level
Rules! versus 20 Watch Games: the parameters behind the verdict, then further details
ParameterRules!20 Watch Games
Price$2.99$0.99 — better
Rating4.2 (67 ratings) — better4.1 (599 ratings)
Positive reviews70.8% of reviews — better68.1% of reviews
Number of ratings67599 — better
Update frequencyMonthly — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
Best chart rank#119 — better#171
DevicesiPhone, iPad, iPod, Apple WatchiPhone, iPad, iPod, Apple TV, Apple Watch — better
Requires iOS15.212.0 — better
Further details — not scored
Size25 MB47 MB
Age rating4+4+
Developer137bThi Thuy Diu Le

Customer experience

Rules!

All ratings67 ratings
Positive73.1%
Neutral14.9%
Negative11.9%
Written reviews233 reviews
Positive70.8%
Neutral12.4%
Negative16.7%

20 Watch Games

All ratings598 ratings
Positive77.9%
Neutral8.5%
Negative13.5%
Written reviews138 reviews
Positive68.1%
Neutral10.9%
Negative21.0%

User reviews

Rules!

From 67 App Store ratings

What we love

  • 👍 Challenging and fun game
  • 👍 Gorgeous design and smooth UI
  • 👍 Great brain workout
  • 👍 Addictive gameplay
  • 👍 Fair monetization with no ads or IAPs

Room to improve

  • 🕰️ Very short time limit
  • 🔁 Having to restart from level 1 after losing
  • 🎨 Colorblind-unfriendly
  • 🤔 Repetitive gameplay with same rule order

20 Watch Games

From 599 App Store ratings

What we love

  • 👍 Fun and entertaining games
  • 🕹️ Good collection of classic games
  • 💰 Good value for money
  • 🕹️ Games work well on Apple Watch

Room to improve

  • 🐛 Occasional crashes and glitches
  • 🕹️ Some games are too difficult or unplayable
  • 🕹️ Lack of instructions for some games
  • 🕹️ Graphics could be improved

Bugs and requests

Rules!

Reported bugs

2 issues
  • Freezing and crashing issues, especially on Apple Watch
  • Unresponsive tapping on certain tiles

Requested features

5 requests
  • Option to save progress and continue from last level
  • Randomized rule order
  • Difficulty settings with longer time limits
  • Colorblind accessibility options
  • More game modes and challenges

20 Watch Games

Reported bugs

3 issues
  • App not compatible with latest watchOS versions
  • Games freezing or not loading properly
  • Tic-Tac-Toe game is unwinnable

Requested features

4 requests
  • Add more modern and diverse games
  • Improve game controls and responsiveness
  • Provide in-app instructions for games
  • Add support for newer Apple Watch models

In-app purchases

None

Rules!

No in-app purchases

None

20 Watch Games

No in-app purchases

Questions

Is Rules! free?
Rules! costs $2.99, with no in-app purchases.
Is 20 Watch Games free?
20 Watch Games costs $0.99, with no in-app purchases.
Which has better reviews, Rules! or 20 Watch Games?
Rules! is rated higher. Rules! averages 4.2 out of 5 from 67 ratings, while 20 Watch Games averages 4.1 from 599 ratings.
Do Rules! or 20 Watch Games have ads?
Neither Rules! nor 20 Watch Games shows ads.
Which is updated more often, Rules! or 20 Watch Games?
Rules! ships an update monthly, and 20 Watch Games every 2 months. Most recently, Rules! was updated on October 26, 2026 and 20 Watch Games on October 26, 2026.
Which is more popular, Rules! or 20 Watch Games?
Rules! currently peaks at #119 in the App Store charts, and 20 Watch Games at #171. Chart position reflects recent download velocity rather than total install base.

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