Smack vs Sudoku51
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Smack
Banish unwanted faces from your screen by "whacking" them in this fun game. Customize the targets with images of friends, family, or colleagues for a personalized stress-relief experience. Compete with friends on Game Center leaderboards for hours of entertainment.
- Customizable targets with personal photos
- Whack-a-mole style gameplay
- Stress relief and entertainment
- Game Center leaderboards
- Hours of fun
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Are you tired of your friends and family members constantly popping up on your screen? Take out your frustration by bashing them with Smack-a-Mate! Like Whack-A-Mole with a twist, Smack-a-mate lets you replace those boring moles with faces of your friends, family, or even your boss! With challenging gameplay and Game Center leaderboards to see where you rank among your friends, Smack-a-Mate will provide hours of fun and stress relief. Just don't be surprised if your mates start hiding from you in real life!
Sudoku51
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This game brings to you the classical sudoku with a space theme and new variations of the game that will challenge your mind, concentration and endurance.
Screenshots
Verdict
The clearest difference is ads: Sudoku51 at none against Smack's shown. Sudoku51 also leads on update cadence (every 14 months vs every 39 months). Smack's advantage is iOS requirement (15.6 vs 17.6). On price, in-app purchases and device support 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Smack ships an update every 39 months, Sudoku51 every 14 months. Both last shipped on October 29, 2026.
| Parameter | Smack | Sudoku51 |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 39 months | Every 14 months — better |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 17.6 |
| Further details — not scored | ||
| Size | 6 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Neil Wilkinson | Herbert Caller |
In-app purchases
Smack
No in-app purchases
Sudoku51
No in-app purchases
