Diigo Browser vs Private Browser
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Diigo Browser
Save, sync, and annotate web pages and PDFs across devices. Easily share your saved content with highlights and sticky notes. Access your bookmarks anytime, anywhere.
- Save and sync bookmarks
- Annotate web pages with highlights
- Add sticky notes to web pages
- Read saved PDF files
- Share bookmarks with annotations
- Cross-device access
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Diigo Browser allows you to save, annotate and share bookmarks easily! Save and sync You can use Diigo Browser to save web pages to your Diigo account and the bookmarks will sync across your devices so that you can access them anytime, anywhere later. Annotate while reading Diigo Browser allows you to annotate web pages with highlights and sticky notes. The annotate button will pop up in the context menu after you select some text! PDF reading You can read your saved PDF files within the app directly and we will consider supporting PDF annotation in the future! Share easily You can share your bookmarks with annotations to others through email or IM or send it to other apps easily. We will keep working on the improvements of Diigo Browser to make it better and better. Please feel free to contact us at care@diigo.com if you have any questions or suggestions.
Private Browser
Browse the internet with enhanced privacy and security. This browser offers a streamlined experience with reliable protection and a built-in VPN to mask your IP address and keep your data safe from hackers and suspicious websites.
- Streamlined home screen
- Reliable security protection
- Built-in VPN
- IP address masking
- Fast server connection
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Are you often worried that your browsing data and history will be leaked? Don't worry, this Private Browser will definitely provide a more private and high-quality experience . We have spent a lot of time thinking and sincerely recommend this private browser to you. All in all, Private Browser not only protects your privacy but also helps you enjoy a lot of the Internet. Features: A streamlined home screen Reliable security protection Built-in VPN to help you surf safely One key to open, no need to wait Browsers with VPN: This is a secure browser with a built-in VPN that changes your IP address through our advanced VPN technology, allowing you to browse the internet securely and privately. Excellent Internet Speed: Our smart technology will prioritize the closest and fastest server for you, so you can connect to the VPN instantly, and we believe the speed will surprise you. Private and safe: Trust us, no matter if you are under public Wi-Fi, or you may encounter the situation of network hackers, with the protection of Private Browser, your data and account are safe, hackers and suspicious websites have nowhere to go. We will continue to improve and optimize our products to provide you with a better experience, welcome to join us
Screenshots
Verdict
The clearest difference is ads: Diigo Browser at none against Private Browser's shown. Diigo Browser also leads on ratings volume (561 vs 23) and rating (4.5 vs 4.3). Private Browser's advantage is update cadence (weekly vs every 2 weeks) and iOS requirement (13.0 vs 16.0). On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Diigo Browser holds the better App Store score, 4.5 against 4.3. That said, the two scores are not equally well evidenced: Diigo Browser has 561 ratings behind it against 23, so its average is the more settled of the two. Written reviews point the same way: 59% of Diigo Browser's written reviews are positive against 50% of Private Browser's.
Diigo Browser ships an update every 2 weeks, Private Browser weekly. The most recent releases landed on October 11, 2026 and October 3, 2026 respectively.
| Parameter | Diigo Browser | Private Browser |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (561 ratings) — better | 4.3 (23 ratings) |
| Positive reviews | 58.7% of reviews — better | 50.0% of reviews |
| Number of ratings | 561 — better | 23 |
| Update frequency | Every 2 weeks | Weekly — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 172 MB | 20 MB |
| Age rating | 17+ | 17+ |
| Developer | Diigo Inc. | Beauflysky Technology Co., Ltd. |
Customer experience
Diigo Browser
Private Browser
Bugs and requests
Diigo Browser
Reported bugs
4 issues- Login and sign-up issues
- Sync problems across devices
- Annotation and highlighting bugs
- Crashes and performance issues
Requested features
4 requests- Improved search and filtering
- Offline reading and caching
- Customizable organization and folders
- Better integration with other apps
Private Browser
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Diigo Browser
No in-app purchases
Private Browser
No in-app purchases
Questions
Is Diigo Browser free?
Is Private Browser free?
Which has better reviews, Diigo Browser or Private Browser?
Do Diigo Browser or Private Browser have ads?
Which is updated more often, Diigo Browser or Private Browser?
Other comparisons
