“Ad farm!! 🤬 Started after level 40 — then 3 ads for every 10 rounds I played. When removing the animated transitions between levels, I averaged less than 12 seconds per round — so I had max 40 seconds of actual gameplay for every…”
Public review signal · 370 reviews scanned · scope limited to review patterns.
4.6 ★17,321 ratings
500K+Downloads
4+Age rating
—App size
Free · In-app purchasesIn-app purchases
About this app
Ready to bring down every tower with the perfect shot? Load your cannon, take aim, and blast your way through hundreds of satisfying levels in Knock Fever! Every shot matters as you knock down colorful structures, trigger explosive chain reactions, and watch towers collapse in spectacular fashion. Simple to learn, challenging to master—can you become the ultimate cannon champion? Blast Towers with Precision Every level presents a unique structure waiting to be destroyed. Aim carefully, find the weakest point, and fire your cannon to bring everything crashing down. Satisfying Destruction Experience realistic physics as towers collapse, blocks tumble, and perfectly placed shots create huge chain reactions. Every successful hit is incredibly satisfying. Hundreds of Unique Levels Face a variety of creative tower layouts that require different strategies.…
Preview
Real screenshots from the store listing.
Independent evidence report
Evidence and review signals
This is where the page changes from an app-store listing into an evidence report: findings, important reviews, pricing and a dated history.
What we measured
Each line is a measurement published as a measurement, never a verdict.
Each line is a measurement, published as a measurement. Where we have not looked, the line says so rather than reading as a zero.
Developer replies to reviews
Replies to at least 1 review in 20
Price in the store description
States no price and billing period
Cancelling, in the store description
Does not say how to cancel
Themes reported by reviewers
No theme reported
Counted from the reviews we have read for this app. "No theme reported" means no theme reached our reporting threshold — it is not a finding that nothing is wrong with this app, and we do not say it is.
Five-star share of ratings
65–79% five-star
Arithmetic on the stores' own published rating counts. It says nothing about why the ratings fall where they do.
In the package we scanned
No package has been scanned for this app, so nothing is published about what it ships. That is an absence of evidence about the app, not a finding about it.
Graded bands · predicate set 1.4 · how these are measured
What the analysis found
App-specific findings, grouped by what each one rests on. How they are graded lives on its own page.
Aggressive ad load29 reviews · user report
Highlighted reviews
Representative public review excerpts shown as user reports, not Appworthy audit evidence.
“Ads began at lvl 40 & play after every other lvl. Game play is super easy. "Hard levels" can be easily won with 1/3rd of the balls shot. As progress, nothing gets "harder". Seems designed to be faced paced & easy winning, just to get you…”
“The game is fun, but the one star review is because I purchased the "no forced ads" option, and I'm still getting forced ads. This either needs to be fixed ASAP, or I need a refund.”
Assessment & version history
App changes and Appworthy events in one timeline.
Store listing updated to version 3.1.0.
What this app sells
Useful store-disclosed pricing, kept below the app listing.
Items shown0
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Highest—
Google Play does not publish per-purchase prices.