Panda PDF vs SeaRoll
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Panda PDF
Read full descriptionHide full description
Title: Panda PDF - Your Ultimate PDF Companion Welcome to Panda PDF, the most full-featured PDF reader and editor designed to change the way you interact with documents. Why choose Panda PDF? Elegant and intuitive design: Immerse yourself in a carefully designed interface that intuitively adapts to your workflow. Panda PDF is carefully designed to be simple yet powerful. Advanced PDF editing: Enhance your documents with powerful editing tools. Easily edit text, images, and annotations to make your PDFs truly your own. Seamless collaboration: Collaborate like never before. Share annotated documents, track changes, and enhance teamwork with our powerful collaboration features. Smart document organization: Stay organized with ease. Our smart document management system lets you easily categorize, tag, and search PDFs. The core of security: Your privacy is important. Panda PDF offers state-of-the-art security features, including password protection and encryption, ensuring your sensitive information remains secure. Cloud integration: Access your documents anytime, anywhere. Seamlessly sync your PDFs across all your devices with our secure cloud integration. Customizable reading experience: Customize your reading experience. Whether it's night mode, adjustable fonts or background color, Panda PDF puts you in control. Explore the future of PDF interaction with Panda PDF. Download now and experience the new era of document empowerment! If you have any good suggestions, please contact us in time. Email: pandapdf2024@gamil.com In-app purchase instructions 1. Service name: PandaPDF Permanent Membership, price: $99.99. 2. Service name: PandaPDF Membership (automatic renewal), price: $9.99 per month. 3. Service name: PandaPDF Membership (automatic renewal), price: three months. $19.99. 4. Service name: PandaPDF Membership (automatic renewal), price: $59.99 for twelve months. 5. If you purchase an auto-renewing membership account, your iTunes account will be automatically deducted 24 hours before each month's expiration and the membership validity period will be extended. 6. If you need to cancel the subscription, please manually open the "Settings" of your Apple phone --> enter "iTunes Store and App Store" --> click "Apple ID", select "View Apple ID", enter the "Account Settings" page, and click "Subscriptions", select "PandaPDF" to cancel the subscription. If the subscription is not closed at least 24 hours before the end of the subscription period, the subscription will automatically renew. Privacy Policy and Terms of Use Privacy Policy: https://mp.weixin.qq.com/s?__biz=Mzg3ODg5Mzg0NA==&mid=2247483694&idx=1&sn=f8c80fc944cc854f881baf8cfcbd34a6&chksm=cf0d8f55f87a0643c805e1cbe222f2ef65e112752db26876c230f1183184bdc5ba6179971609&token=835344260&lang=zh_CN#rd Terms of Use: https://mp.weixin.qq.com/s?__biz=Mzg3ODg5Mzg0NA==&mid=2247483707&idx=1&sn=c8128468638ba88f06f0fe31ecde9278&chksm=cf0d8f40f87a0656c7fd77561ac14fda3d90aa15039c3abca3f9326fd9f663aad9e1f796cde2&token=835344260&lang=zh_CN#rd
SeaRoll
This application provides a real-time display of a vessel's rolling angle, allowing users to record and review sessions during navigation. It's designed for simplicity and readability, enabling quick reporting and discussion of roll data.
- Live roll angle display
- One-tap roll recording
- Playback and review of recorded sessions
- Export and share recordings
- Simple and readable interface
Read full descriptionHide full description
SeaRoll is a maritime clinometer built for real-world conditions. Measure your vesselβs rolling angle in real time, record sessions during navigation, and review the results later. Capture roll data with one tap, then share your recordings with crew, colleagues, or shore teams for quick reporting and discussion. SeaRoll keeps the interface simple and readable, so you can focus on what matters on deck. Key features Live roll angle display One-tap roll recording Playback and review of recorded sessions Export and share recordings SeaRoll is designed for seafarers, surveyors, and anyone who needs a clear roll measurement tool in the field.
Screenshots
Verdict
The clearest difference is update cadence: SeaRoll at every 3 weeks against Panda PDF's every 2 months. Panda PDF's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.6). On price, ads and in-app purchases there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Panda PDF sells 4 in-app purchases, starting at $9.99 per month and SeaRoll sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Panda PDF ships an update every 2 months, SeaRoll every 3 weeks. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.
| Parameter | Panda PDF | SeaRoll |
|---|---|---|
| Price | Free | Free |
| Positive reviews | β | 100.0% of reviews |
| Update frequency | Every 2 months | Every 3 weeks β better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | β | Free with in-app purchases |
| Devices | iPhone, iPad, iPod β better | iPhone |
| Requires iOS | 15.0 β better | 18.6 |
| Further details β not scored | ||
| Size | 87 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | η»΄ ε | Vladyslav Yarmak |
In-app purchases
Panda PDF
- PandaPDF Membership$9.991 Month
- PandaPDF Membership$19.993 Months
- PandaPDF Membership$59.991 Year
- PandaPDF Permanent Membership$99.99
SeaRoll
- Remove Logo$0.99









