Thomson Reuters ONESOURCE Reviews in June 2025: User Ratings, Pros & Cons

"Great data with reasonable API capabilities"

What do you like best about Thomson Reuters ONESOURCE? Most accurate and up to dated tax rate data, updated and maintained accurately. My last company using Thomson Reuters ONESOURCE data to support tax calculation in global (north America) sales and indirect Tax. ONESOURCE provides most reliable tax rate data at granular level (zip code) and provides periodic updates. This is very important and critical from accurate tax calculation and compliance perspective. In early days, ONESOURCE ...

"It's a big suite of products"

What do you like best about Thomson Reuters ONESOURCE? I've been using Onesource income tax for about 15 years and have seen it grow and change, mostly for the better. I'm very comfortable using it and feel like I know a bunch of the little tricks to make things easier. What do you dislike about Thomson Reuters ONESOURCE? It can be kind of clunky, and it's not always user friendly especially when you're just starting out. What problems is Thomson Reuters ONESOURCE solving and how is that ...

"Streamline and automate accounting tasks"

What do you like best about Thomson Reuters ONESOURCE? Thompson Reuters ONESOURCE aids in streamlining workflow, connecting departments internally, and automating processes which would otherwise be manually processed and time consuming. Thompson Reuters ONESOURCE provides a user friendly platoform for performing all tasks associated with tax and general accounting. Thompson Reuters ONESOURCE increases accuracy and boosts efficiency overall and is a great application. What do you dislike ...

"OneSource for Indirect"

What do you like best about Thomson Reuters ONESOURCE? Ease of product assignment for HTS coding to reconcile sales tax and customs coding. This makes for ease of product assignment from the item master to both tax and export groups. What do you dislike about Thomson Reuters ONESOURCE? Multiple nexus setup for various entities is a challenge and repetitive. I would prefer a cascade organization setup so that nexus would flow down to other entries which roll up to corporate parent. What ...

"Handy corporate tax tool "

What do you like best about Thomson Reuters ONESOURCE? Software allows to consolidate all tax transactions to ensure alignment with global tax compliance process. The software is an ideal online tax solution for the complex corporate taxes. What do you dislike about Thomson Reuters ONESOURCE? No free trial and costly tool. However the features are top notch Recommendations to others considering Thomson Reuters ONESOURCE: With the compliance and reporting tools, ONESOURCE helps to simplify ...

"Helpful organizer"

What do you like best about Thomson Reuters ONESOURCE? This is a good source for organizing and maintaining multiple citation sources and then being able to update them across multiple platforms and workstations. What do you dislike about Thomson Reuters ONESOURCE? The speed of update sources can be slow depending on internet connection. If you are needing to make quick changes in a short period of time, this can be frustrating. Recommendations to others considering Thomson Reuters ...

"Not the ideal software"

What do you like best about Thomson Reuters ONESOURCE? My favorite feature was its user interface, a very seamless integration What do you dislike about Thomson Reuters ONESOURCE? I dislike how long it took to gather data, software has a lot bugs What problems is Thomson Reuters ONESOURCE solving and how is that benefiting you? NA

"Thomas Reuter’s Onesource in a nutshell"

What do you like best about Thomson Reuters ONESOURCE? The software gives you capability to combine different currencies and tax rates. It works well with medium to large businesses. What do you dislike about Thomson Reuters ONESOURCE? I would not recommend it for smaller businesses but it still can be a great alternative for Xero, quickbooks, or freshbooks What problems is Thomson Reuters ONESOURCE solving and how is that benefiting you? It has made it much easier to track different ...

"Great Tax Software!"

What do you like best about Thomson Reuters ONESOURCE? This product does exactly what its supposed to do. It allows accounts to complete tax returns the way they should be done in 2019. Technology is amazing. What do you dislike about Thomson Reuters ONESOURCE? During busy times the software can be a little slower. What problems is Thomson Reuters ONESOURCE solving and how is that benefiting you? Allows the entire company to be able to see updated tax info in real time.

"One source"

What do you like best about Thomson Reuters ONESOURCE? Audit ready processes help me trust that we will be preparedo if there is an audit. We are able to cut out manuallly managing important audit documents and files because everything is so streamlined. What do you dislike about Thomson Reuters ONESOURCE? It is focused more on global enterprise, therefore, it really would be better to use if you have a midsize or larger company. What problems is Thomson Reuters ONESOURCE solving and how is ...