Comparison

Chess Prep Pro Openings vs WhackPig

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

Head to head
About

Chess Prep Pro Openings

Master chess openings by building custom repertoires and training your memory. Analyze opponent moves, discover blind spots, and utilize an advanced engine for in-depth preparation. Expand your knowledge with downloadable repertoires and import/export PGNs.

Highlights
  • Custom chess opening repertoires
  • Repertoire training and memory sharpening
  • Blind spot finder against player games
  • Chess openings player database
  • Advanced StockFish engine analysis
  • Downloadable and importable repertoires
Features
Read full description

Master chess openings: Build chess opening repertoires & memorise your openings.Chess Prep Pro is the ultimate chess openings app, designed to perfect your openings and elevate your game through custom chess opening repertoire creation and training. How does it work? Chess Prep Pro allows you to create your own custom chess openings repertoires, and prepare for any opponent move. A chess opening repertoire is an opening plan that contains player responses for opponent moves in the opening phase of the game. With a chess opening repertoire, you will not be left scrambling to find the best move during a real game, as you will already remember the best move from studying and practicing your repertoire. Discover Chess Prep Pro's Features: - Custom Chess Opening Repertoires: Build unlimited custom repertoires for any chess opening. Add as many moves and variations as you need to be prepared for every game. - Repertoire Training: Sharpen your memory with chess opening repertoire training. The app challenges your memory with random positions from your opening repertoire, tracking your progress and helping you master every move. - Blind Spot Finder: Stay ahead of your opponents with our blind spot finder feature that analyses your chess openings repertoire against billions of player games, identifying the most likely opponent moves that you did not prepare for. - Chess openings player database: You can use a player openings database that contains billions of moves to find out the most likely opponent move to prepare for. - Advanced Engine: Utilize the latest StockFish engine for in-depth analysis and uncover the best responses to any situation on the board. - Downloadable opening repertoires: Expand your opening knowledge with an ever-growing library of specially created and sourced opening repertoires, curated for your success. - Import / Export: Easily import and export PGNs to and from the app. You can even import liches studies. Master your chess openings now !

About

WhackPig

Tap on pigs as quickly as possible in this fast-paced "Whack-A-Mole" style game. Avoid the falling poops to achieve a high score. This game was developed in just three hours.

Highlights
  • Whack-A-Mole gameplay
  • Tap on pigs
  • Avoid falling poops
  • Fast-paced action
  • High score challenge
Features
Read full description

This game was made in just three hours! It is a simple "Whack-A-Mole" style game where you try to tap on as many pigs as you can and try to avoid the poops that come further along in the game!

Screenshots

Chess Prep Pro Openings4 screens
WhackPig3 screens

Verdict

The call

The clearest difference is rating: WhackPig at 5.0 against Chess Prep Pro Openings's 4.5. WhackPig also leads on in-app purchases (none vs 3) and ads (none vs shown). Chess Prep Pro Openings's advantage is update cadence (fortnightly vs every 6 weeks) and ratings volume (22 vs 4). On price, device support and iOS requirement 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

Both are free to download. Chess Prep Pro Openings sells 3 in-app purchases, starting at $3.99 per month. WhackPig asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

WhackPig holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Chess Prep Pro Openings has 22 ratings behind it against 4, so its average is the more settled of the two.

UpkeepUpdate frequency

Chess Prep Pro Openings ships an update fortnightly, WhackPig every 6 weeks. The most recent releases landed on October 23, 2026 and October 19, 2026 respectively.

Scorecard6 real differences · 4 level
Chess Prep Pro Openings versus WhackPig: the parameters behind the verdict, then further details
ParameterChess Prep Pro OpeningsWhackPig
PriceFreeFree
Rating4.5 (22 ratings)5.0 (4 ratings) — better
Positive reviews75.0% of reviews—
Number of ratings22 — better4
Update frequencyFortnightly — betterEvery 6 weeks
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.0 — better16.2
Further details — not scored
Size214 MB9 MB
Age rating4+4+
DeveloperTomasz BogunJuan C

Customer experience

Chess Prep Pro Openings

All ratings22 ratings
Positive86.4%
Neutral4.5%
Negative9.1%
Written reviews24 reviews
Positive75.0%
Neutral4.2%
Negative20.8%

WhackPig

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Chess Prep Pro Openings

Subscriptions2
  • Monthly premium subscription$3.991 Month
  • Yearly premium$24.991 Year
One-time1
  • Lifetime Premium$59.99
None

WhackPig

No in-app purchases

Questions

Is Chess Prep Pro Openings free?
Chess Prep Pro Openings is free to download, with in-app purchases available.
Is WhackPig free?
WhackPig is free to download, with no in-app purchases.
Which has better reviews, Chess Prep Pro Openings or WhackPig?
WhackPig is rated higher. Chess Prep Pro Openings averages 4.5 out of 5 from 22 ratings, while WhackPig averages 5.0 from 4 ratings.
Do Chess Prep Pro Openings or WhackPig have ads?
Chess Prep Pro Openings shows ads; WhackPig does not.
Which is updated more often, Chess Prep Pro Openings or WhackPig?
Chess Prep Pro Openings ships an update fortnightly, and WhackPig every 6 weeks. Most recently, Chess Prep Pro Openings was updated on October 23, 2026 and WhackPig on October 19, 2026.

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