Knock'em All vs Problem Boy!
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Knock'em All
Jump between buildings and shoot targets to make them fall. Master chaining sections together for faster progression. Enjoy simple controls and addictive gameplay.
- Jump between buildings
- Shoot dummies to destabilize
- Chain sections together
- Simple and intuitive controls
- Addictive gameplay mechanics
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The most impressive game of 2020 so far! Jump from building to building and shoot the dummies to destabilize them and make them fall from the top! The best players manage to chain sections together by stepping on them in just a few seconds. Simple and intuitive controls and addictive gameplay mechanics.
Problem Boy!
Engage in a fast-paced game where you catch targets and throw them at enemies. Evade pursuers while strategically eliminating opponents to progress. Experience quick action and simple mechanics in this chase-and-throw gameplay.
- Catch targets
- Throw at enemies
- Evade pursuers
- Fast-paced action
- Simple mechanics
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Catch someone, throw to enemies and run away from the enemies
Screenshots
Verdict
The clearest difference is rating: Knock'em All at 4.6 against Problem Boy!'s 3.0. Knock'em All also leads on ratings volume (204K vs 1). Problem Boy!'s advantage is in-app purchases (none vs 1) and update cadence (every 4 days vs every 2 months). On price, ads 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. Knock'em All sells 1 one-off in-app purchase. Problem Boy! asks for nothing beyond the download.
Knock'em All holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: Knock'em All has 204K ratings behind it against 1, so its average is the more settled of the two.
Knock'em All ships an update every 2 months, Problem Boy! every 4 days. The most recent releases landed on October 4, 2026 and September 19, 2026 respectively.
| Parameter | Knock'em All | Problem Boy! |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (204K ratings) — better | 3.0 (1 ratings) |
| Positive reviews | 55.0% of reviews | — |
| Number of ratings | 204K — better | 1 |
| Update frequency | Every 2 months | Every 4 days — better |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Ad-supported — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 225 MB | 173 MB |
| Age rating | 12+ | 12+ |
| Developer | Voodoo | Rooster Games |
Customer experience
Knock'em All
Problem Boy!
Bugs and requests
Knock'em All
Reported bugs
3 issues- Enemies getting stuck or falling off the map
- Camera issues causing missed shots
- Ads not being removed after purchase
Requested features
5 requests- More enemy variety and difficulty levels
- Additional weapons and power-ups
- Ability to control the player character
- More level designs and environments
- Stat tracking and challenge modes
Problem Boy!
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Knock'em All
- No Ads$2.99
Problem Boy!
No in-app purchases
