
Brave
Mozilla Firefox
Google Chrome
Opera
Tor Browser
Pale Moon
Chromium
Vivaldi is a free, fast web browser designed for power-users. You decide how you browse. Download Vivaldi's fully customisable browser now and browse your way.

Quizlet
Clesial
MemoryPrep
Prepa-Examen
Khan Academy
UWorld USMLE
GlobalExam
Start free exam prep with study guides, practice questions, answer explanations, and optional AI study help.

Which is more popular?
Based on our record, Vivaldi seems to be more popular. It has been mentioned 162 times since March 2021.
Website, pricing, platforms and company facts side by side.
|
|
|
|
|---|---|---|
| Website | vivaldi.com | opentestprep.org |
| Company | Startup from Norway | — |
| Listed in |
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Vivaldi Is Awesome: Ditch Chrome | Full Vivaldi Tutorial 2018
More videos
No Open TestPrep videos yet. You could help us improve this page by suggesting one.
How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using Vivaldi and Open TestPrep. For example, how are they different and which one is better?
External articles and on-site reviews we used to compare the two products.


And there's plenty more to like about Vivaldi. Its unique tab management tool allows you to stack multiple tab rows on top of each other, so you can group certain websites to clear clutter and make more room on your...
Compared to Brave, Vivaldi lacks privacy features, but the huge extension support compensates for that. In my experience, both Brave and Vivaldi offer the same browsing speed, and the system impact was also equal.
Vivaldi's RSS reader is new, and features are somewhat limited. For example, it doesn't handle some of the extras that other services do, like newsletters and Facebook pages. If you just want a simple reader to...
We have no reviews of Open TestPrep yet. Be the first one to post
Recommendations tracked on public social media and blogs since March 2021.


The solution for the (as of yet) small group of people who cares about these things is very simple: community driven forks. With the bonus that you also get a set of great (and per fork different yet handy) features. These include:... - Source: Hacker News / 10 months ago
Last, but not least in my journey to find the perfect browser for me is Vivaldi. This browser was developed back in 2015 by a former Opera co-founder and markets itself to primarily power users. The browser strives to be the all-in-one... - Source: dev.to / 12 months ago
I use Vivaldi[1], it seems to work fairly well. Also has built-int adblocker although I'm not sure how good it is compared to Ublock or others. [1] https://vivaldi.com/. - Source: Hacker News / over 1 year ago
Tracking Open TestPrep since Jul 2026.
When comparing Vivaldi and Open TestPrep, you can also consider the following products.


Quizlet allows you to review and create flashcards for a variety of subjects, such as math and reading.
Compare Quizlet to Vivaldi or Open TestPrep:

Get the browsers that put your privacy first — and always have
Compare Mozilla Firefox to Vivaldi or Open TestPrep:

Clesial NCLEX-RN — independent practice with a free 15-question Baseline Check, RN-reviewed NGN items, and readiness tracking. Not affiliated with NCSBN.
Compare Clesial to Vivaldi or Open TestPrep:

Google Chrome is a fast, secure, and free web browser, built for the modern web. Give it a try on your desktop today.
Compare Google Chrome to Vivaldi or Open TestPrep:

AI‑powered exam prep: flashcards, FSRS spaced repetition & practice question banks
Compare MemoryPrep to Vivaldi or Open TestPrep: