ScreenKiller vs FLINCH
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ScreenKiller
This app uses your device's screen to create startling effects when touched or shaken. Customize the scares with your own images, sounds, and videos for personalized pranks.
- Screen shattering effect
- Scary sound effects
- Shake to trigger boar animation
- Customizable images and sounds
- Personalized video and picture integration
- Setup options for customization
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Tired of guys touching your device? S C A R E your loved ones, have fun!! - If someone touches your screen, the screen ´shatters´ with a 'sing-a-ling' and a you will show up with a very scary sound on the broken screen! - If someone shake the screen and an angry wild boar with a VERY scary sound shows up! - You can insert your heartbreaker with soft and romantic sound. - You are free to give some loving words to the one you love if she/he touch the screen... - You choose just what you want in Setup - Click 'Front' to choose your own favorite screen picture or take a screenshot of just what you want to have in front.) - Press ´Setup´ and put in your own videos, pictures and voices to make it very personal. Example of other videos/sounds when the glass 'shatters': "Yesss! Now you have to buy me a new iPhone!" ...or take i.e. a photo of a lion face and let the children make the sound. I guarantee you a lot of laughter! ;-) Please send comments/questions to my email: screenkilleren@gmail.com
FLINCH
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Think you don't flinch? Prove it. FLINCH is the ultimate jumpscare reaction challenge. Play a simple focus game while a scare builds in the background. At a random moment — BOOM — a full-screen scare fires with audio, visuals, and haptics. Your phone's camera and sensors capture every micro-reaction. Did you flinch? The app knows. HOW IT WORKS 1. Tap the dot — a simple focus task keeps your eyes on the screen 2. Stay calm — tension builds with ambient audio and a rising heartbeat 3. Survive the scare — a randomized jumpscare fires when you least expect it 4. Get your score — scored 0-100 based on your physical reaction 5. Share the clip — an auto-generated video of your reaction with your score burned in YOUR FLINCH SCORE Every scare is measured using your device's accelerometer and front camera. The app detects how much you moved, flinched, or jumped. Your score is calculated in real-time: - 90-100: Statue. You didn't move a muscle. - 70-89: Steely. Barely a twitch. - 40-69: Human. Normal reaction, no shame. - 20-39: Jumpy. You definitely flinched. - 0-19: Launched. Phone nearly hit the ceiling. SHAREABLE REACTION CLIPS FLINCH auto-generates a short video clip of your reaction moment — your face camera footage with the scare overlaid, your score animated in, and a dare card for your friends. One tap to save or share. Built for TikTok, Reels, and Stories. MULTIPLE DIFFICULTY LEVELS - Rookie: Smaller scares, more time, easier targets - Standard: The real deal - Nightmare: Maximum scare intensity, faster targets, shorter fuse SCARE COLLECTION Unlock and collect different scare faces as you play. 9 unique visuals and 11 audio clips combine for 99 possible scare combos. Track which ones you've seen. DAILY CHALLENGES Come back every day for a unique challenge with special rules and bonus bragging rights. FLINCH PRO - Unlimited plays - No ads, ever - No watermark on clips - Full session history One-time purchase. Pay once, yours forever. Built for thrill-seekers, dare lovers, and anyone who swears they never flinch. Download FLINCH and find out. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://flinchapp.com/privacy/
Screenshots
Verdict
The clearest difference is price: FLINCH at Free against ScreenKiller's $0.49. ScreenKiller's advantage is in-app purchases (none vs 1) and device support. On 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
FLINCH is free to download; ScreenKiller costs $0.49 up front. FLINCH sells 1 one-off in-app purchase. ScreenKiller asks for nothing beyond the download.
| Parameter | ScreenKiller | FLINCH |
|---|---|---|
| Price | $0.49 | Free — better |
| Rating | 1.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | — |
| Ads | No | — |
| In-app purchases | No — better | Yes |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | — |
| Requires iOS | 15.6 — better | 16.0 |
| Further details — not scored | ||
| Size | 31 MB | 93 MB |
| Age rating | +4 | 12+ |
| Developer | Vigleik Steinar Voll | Nimit Walia |
In-app purchases
ScreenKiller
No in-app purchases
FLINCH
- FLINCH Pro$2.99
Questions
Is ScreenKiller free?
Is FLINCH free?
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