Written by
Thibault Helle
Updated 1 day ago
5 min read

We look at a lot of comparison sites in this industry. Some are built to genuinely help bettors find the right bookmaker. Others are built to push bettors toward whoever pays the most commission. Top100Bookmakers is an interesting case because it sits somewhere between the two, and the honest answer to the question “is it trustworthy?” is: it depends on what you are looking for from it.
Top 100 Bookmakers is one of the most ambitious bookmaker databases on the internet. It covers more than 100 countries, lists hundreds of operators, and tracks a wide range of data points: odds quality, betting margins, live betting availability, payment methods, and more. On sheer geographic coverage, nothing else really comes close except maybe www.mightytips.com.
The site was built around the idea of standardising bookmaker profiles so you can compare them in a structured, consistent way. That ambition is real and the execution is solid in places. Where things get complicated is in the trust question.
This is where Top100Bookmakers earns serious credit. They cover more individual countries than any other comparison site I know of. If you want to find what bookmakers are available in a specific market, including smaller ones that most comparison sites ignore completely, this is the best starting point by a long way. That alone makes it worth bookmarking.
They add new bookmakers regularly and update existing listings. In an industry where things change fast, licence changes, new operators launching, payment methods coming and going, that consistency matters. A lot of comparison sites are built once and then left to rot. This one is actively maintained.
The comments and ratings on individual bookmaker pages come from actual bettors. These are not just star ratings. There are written reviews from people sharing real experiences with specific operators. That kind of user-generated content is hard to fake at scale and adds genuine value when you want a ground-level perspective on a bookmaker rather than just what the marketing page says.
Two things stand out. First, they publish betting margin data per bookmaker. This tells you how much of an edge the house takes on their odds, which is one of the most useful metrics a bettor can know. Very few comparison sites bother with this at all. Second, they have granular ratings across multiple categories: odds quality, live betting, customer support, payment speed, daily visits. Rather than one overall score that smooths out everything, you can see exactly where a bookmaker is strong and where it falls short. For a serious bettor picking a book for a specific purpose, that level of detail is actually useful.
They also categorise operators by type: betting exchanges, brokers, crypto bookmakers, pool betting, fixed odds, and others. That kind of taxonomy is rare and helps if you are looking for something specific beyond a standard sportsbook.
This is the biggest issue with the site. Top100Bookmakers lists regulated operators alongside offshore brands in the same lists, without always making it clear which is which. For a bettor in a regulated market, that is a real problem. Signing up with an offshore operator when you think you are choosing from a safe, legal list is not a great outcome for anyone except the operator. You have to do your own homework on the regulatory status of any bookmaker you find there, which partly defeats the purpose of using a comparison site.

Like most comparison sites, Top100Bookmakers runs on an affiliate model. The bookmakers that appear at the top of lists are not necessarily the best ones for bettors. They are often the ones with the most favourable commercial arrangements. The site does not hide that it is a business, but it also does not make it easy to separate commercial placement from editorial judgement. Read the top rankings with that in mind and do not treat position as a quality signal.
Top100Bookmakers is fundamentally a data site. Individual bookmaker pages are mostly tables and scores. There is very little writing to explain what a rating actually means, why one bookmaker scores better than another on a given metric, or what the practical experience of using a particular operator is like day to day. If you are a data-driven bettor who already knows what to look for, that is fine. If you are newer to the space and need some guidance, you will not find much here.
Top100Bookmakers is a useful research tool, not a trust signal. The country coverage and data breadth are genuinely impressive, and the user reviews add something real. The margin data and granular quality ratings are features worth using if you care about extracting value from your bets rather than just signing up with whatever gets pushed to the top.
But do not treat their rankings as an objective “best bookmakers” list. The affiliate model shapes what appears at the top, and the mixing of licensed and offshore brands without clear labelling is a problem for anyone who does not already know the difference.
Use it to discover operators, compare margin data, and read what other bettors are saying. Do not use it to decide whether a bookmaker is actually safe to use. For that, verify the licence yourself and cross-reference with other sources (like us 😊) before depositing anything.