Watermark, Protect Files vs DuoShot
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Watermark, Protect Files
Safeguard your documents, photos, and videos by adding custom watermarks. Apply text, emojis, or images with flexible customization options for opacity, size, and position. Preserve authorship by adding comments to file metadata. Processing is done entirely offline for maximum privacy.
- Add text, emoji, or image watermarks
- Customize opacity, size, and position
- Full-screen grid or single overlay options
- Dynamic watermark mode for videos
- Add custom data to file metadata
- Offline processing
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Protect documents, photos, and videos with watermarks. Add text, emojis, or your own images as a single overlay or a full-screen grid to reduce the risk of unwanted copying, sharing, and misuse of your content. Flexible customization allows you to adjust opacity, color, size, position, angle, and spacing between elements. Create subtle or highly visible watermarks for any type of content. For videos, a dynamic mode is available — the watermark can move at set intervals for additional protection. The app also supports adding comments and custom data to file metadata, helping preserve authorship and origin information for documents and media files. All processing is performed offline on your device. Your documents, photos, videos, and metadata are never uploaded or shared with third parties — including analytics services. No subscriptions. No in-app purchases. Privacy policy: https://alegsandr.github.io/watermark-support/privacy-policy.pdf Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
DuoShot
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DuoShot is a dual-camera photo and video app designed to capture both sides of every moment. Record using the front and back cameras simultaneously and create unique videos with multiple creative layouts. FEATURES: • Record with front and back cameras simultaneously • Capture dual-camera photos • Multiple layouts including PIP, Split, Dual, Face, React and Mix • Move and resize your PIP view • Swap front and back camera views • Zoom controls • HD and Full HD recording options • Flash/torch support • Preview your photos and videos before saving • Save your creations directly to Photos Whether you're creating vlogs, reactions, travel memories or creative dual-camera videos, DuoShot makes it simple to capture the moment from both perspectives. Pay once and enjoy DuoShot without subscriptions.
Screenshots
Verdict
The clearest difference is iOS requirement: Watermark, Protect Files at 17.0 against DuoShot's 26.2. On price, ads, in-app purchases 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
Watermark, Protect Files costs $0.99 and DuoShot $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Watermark, Protect Files | DuoShot |
|---|---|---|
| Price | $0.99 | $0.99 |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 17.0 — better | 26.2 |
| Further details — not scored | ||
| Size | 10 MB | 7 MB |
| Age rating | 4+ | 4+ |
| Developer | Alexander Sukhanov | Kheni Soham |
In-app purchases
Watermark, Protect Files
No in-app purchases
DuoShot
No in-app purchases









