ひみつの壁紙 vs Muka
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ひみつの壁紙
Create a secret wallpaper that reveals your partner's face when you long-press the lock screen. Easily set a main wallpaper and a hidden photo for a private display.
- Secret lock screen wallpaper
- Reveal partner's photo on long-press
- Easy setup
- Customizable main wallpaper
- Hidden photo selection
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「仕事先でスマホを使うから、二人の写真を壁紙にできない！」 このような方向けのアプリです。 ▷ロック画面を長押しすると、恋人の顔が表示される！！ 常に表示する壁紙と秘密の写真を選択するだけで、簡単に秘密の壁紙を作成できます。
Muka
Capture photos and videos discreetly without shutter sounds, ideal for quiet environments. Offers live filters, professional-grade image quality, and familiar camera controls for seamless use.
- Silent shooting without shutter sound
- 15 live filters with real-time preview
- Customizable filters with effect controls
- 24MP/48MP HEIC photos and 4K 60fps HDR video
- Familiar camera layout and fast launch
- 5 shooting modes including Portrait and Slo-mo
- 0.5x to 40x zoom with automatic lens switching
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Muka is a quiet camera that feels just like the one you already know — familiar controls, fast launch, and truly silent shooting. ■ SILENT SHOOTING Take photos without the shutter sound. A clear on-screen flash indicates every capture. Perfect for cafés, libraries, classrooms, and sleeping babies — anywhere you'd rather stay quiet. ■ FILTERS — NEW 15 live filters, from Clear Pop and Airy to Y2K Digicam and Halation Night. Filters apply to the live preview in real time — what you see is what you get. Build your own custom filters with light, color, film, and effect controls including fade, glow, halation, light leak, and a retro date stamp. ■ SAME QUALITY AS THE BUILT-IN CAMERA 24MP / 48MP HEIC photos with the same processing pipeline. 4K 60fps HDR video, slow motion, and time-lapse. No compromise on quality. ■ FAMILIAR, CLEAN CAMERA The layout you already know: shutter, zoom, mode dial — everything where you expect it. Launches fast so you never miss the moment. ■ 5 SHOOTING MODES Photo · Video · Portrait · Slo-mo · Time-lapse. Portrait mode with adjustable f-stop bokeh. ■ ZOOM From 0.5× to 40× with optical-quality 8× zoom and automatic lens switching. ■ AND MORE - Live Photos - QR code scanning - Grid and level guides, timer, burst, QuickTake video - Fast in-app gallery - A single one-time purchase removes all ads permanently Note: every capture is clearly indicated on screen. Please be considerate of others and follow local laws when shooting silently.
Screenshots
Verdict
The clearest difference is review sentiment: Muka at 88% against ひみつの壁紙's 25%. Muka also leads on update cadence (every 2 days vs every 5 months). ひみつの壁紙's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price 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. Muka sells 1 one-off in-app purchase. ひみつの壁紙 asks for nothing beyond the download.
ひみつの壁紙 ships an update every 5 months, Muka every 2 days. The most recent releases landed on October 6, 2026 and October 8, 2026 respectively.
| Parameter | ひみつの壁紙 | Muka |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | 87.5% of reviews — better |
| Update frequency | Every 5 months | Every 2 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 13.2 — better | 18.0 |
| Further details — not scored | ||
| Size | 19 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | kenichi kato | seihee han |
Customer experience
ひみつの壁紙
Muka
In-app purchases
ひみつの壁紙
No in-app purchases
Muka
- 광고 제거$1.99
