Sleight vs ChompDuo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sleight
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Place a card on your phone. Tap the screen — it transforms into a different card. Lift the phone — the real card underneath has changed too. Sleight turns your iPhone into a close-up magic trick. The card on screen dissolves into golden dust and reforms as a completely different card. When you lift the phone, the physical card matches. It looks impossible. HOW IT WORKS • Pick any two cards from a full 52-card deck • The card appears to rise through the phone's glass • Tap — it transforms with a cinematic particle effect • Swipe the card away, or lift the phone to reveal BUILT FOR iPHONE DUO A true-size guide on the inner screen shows where to hide the real card. Fold the phone shut and their card rises on the cover by itself. Tap — it transforms. Open the phone — the card inside has changed. The whole menu fits the big screen, and the app never spins as you move. PHOTOREALISTIC CARDS Every card is rendered at true-to-life size with paper texture, printed on warm card stock. Hold a real card next to the screen — they match. THE DETAILS • Cinematic dissolve-and-reform transformation • Cards sized to exact physical dimensions on every iPhone model • Accelerometer dismiss — lift the phone and the card falls back through the glass • Visual step-by-step tutorial showing exactly how to perform the trick • Dark, premium magician's surface • Haptic feedback at every moment of magic • No account. No ads. Free. From the makers of Magic Coin Flip.
ChompDuo
Interact with a digital monster that lives on your phone's screen. Open and close your device to make its mouth chomp, and customize its appearance with different monster styles. Enjoy a unique, ad-free entertainment experience.
- Monster interaction via screen folding
- Customizable monster appearances
- Unique sound effects
- Screen tap controls
- Works on compatible iPhones
- Ad-free experience
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There’s a monster in your phone. Close it, and a pair of silly eyes stares back at you from the cover screen. Tap them and they jump. Open it, and the inside display becomes a mouth. The jaws follow the hinge: fold the Duo a little and the teeth come together, snap it shut and it CHOMPS, with a crunch and a thump you can feel. Tap the mouth to bite, or drag to squeeze it shut. Pick your monster: • Cartoon: big purple grin and googly eyes • Softie: buck teeth and rosy cheeks • Organic: slimy fangs and a swamp-green hide • Mimic: a treasure chest with teeth, gold coins and a tentacle inside • Classic: a very human smile • Pumpkin: a carved jack-o'-lantern grin, lit from inside, seeds and all Every monster has its own eyes, its own teeth, its own sounds and its own inside. Tilt the phone and the face moves with you. No iPhone Duo? It works on any iPhone with iOS 27: tap the eyes twice and the mouth opens. Cartoon is free. A one-time purchase unlocks the other five monsters. No ads, no subscription, no account.
Screenshots
Verdict
The clearest difference is in-app purchases: Sleight at none against ChompDuo's 1. Sleight also leads on iOS requirement (17.0 vs 27.0). ChompDuo's advantage is update cadence (daily vs every 9 days). 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. ChompDuo sells 1 one-off in-app purchase. Sleight asks for nothing beyond the download.
Sleight ships an update every 9 days, ChompDuo daily. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.
| Parameter | Sleight | ChompDuo |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 1 — better |
| Update frequency | Every 9 days | Daily — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone | iPhone |
| Requires iOS | 17.0 — better | 27.0 |
| Further details — not scored | ||
| Size | 5 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Sameer Bhutani | Brian Corrieri |
In-app purchases
Sleight
No in-app purchases
ChompDuo
- All Monsters$0.99









