Dimensions vs SciSpace (2026): which should you pick?
As of Nov 12, 2026, Dimensions grades higher than SciSpace: 2.8 against 2.4 out of 4.0.
Checked Oct 5, 2026 and Nov 12, 2026 · graded Oct 10, 2026 and Nov 12, 2026 by ToolGPA
Dimensions grades higher on value for money and the free plan. SciSpace grades higher on features. They get the same grade on ease of use and platforms.
Price, platforms and features side by side. The table says where each price was read and when.
Dimensions
Linked research database of publications, grants and patents
SciSpace
AI research platform for literature review and reading papers
Which one is for you
Pick Dimensions if
- Fits if you're a student or researcher who wants to find papers and grants for free
- Makes sense if you look up who funds what and who has cited what
Look elsewhere if
- Not for you if you work at a company, since the free version is personal and non-commercial only
- Skip it if you want to manage references or screen papers, as it isn't a reference or review tool
- Watch out: the full products have no published prices and go through a demo
- Watch out: the ChatGPT tool needs ChatGPT Plus or Enterprise
Pick SciSpace if
- Fits if you want search, reading and writing tools on one subscription
- Works for research teams of 2 to 300 people who want to be billed per user
Look elsewhere if
- Skip it if you're on Android, as the mobile app is listed for iPhone and iPad only
- Pricey if you run agents a lot, since the step past 1,200 credits is Advanced at $70 a month billed annually
- Not for you if you need the free limits in writing first, as they couldn't be confirmed
- Tight if you start several jobs at once, as Premium runs 4 tasks at a time and Advanced 8
- Watch out: prices come from an archived copy of the pricing page from 30 September 2026, and no integrations are listed
How we grade them
| 2.8GPADimensionsGood | 2.4GPASciSpaceFair | |
|---|---|---|
| Value for money | AThe free version is no cost and covers search, analytics, export and AI summaries, which is a lot for a research database. Paid products have no listed price. | CPremium is $12 a month billed annually, or $20 monthly, the middle of this category. That buys 1,200 credits and 4 tasks at once. The next step is a big one: Advanced at $70 for 10,000 credits. These figures come from an archived copy of the pricing page captured on 30 September 2026. |
| Free plan and trial | BThe free version has no stated cap, but it's personal and non-commercial only, so a company can't use it. | CA free tier is reported by other listings, but SciSpace's own site turned automated readers away, so what it includes couldn't be confirmed on a SciSpace page. We'd sign up and look before planning a project around it. |
| Features | CA database and analytics tool with AI summaries. The listing says it is not a reference manager or a review screening tool, so you need other software alongside. | BLiterature Review answers from more than 270 million papers with references, Chat with PDF explains one paper, Extract Data pulls the findings out of several at once. Add agents, an AI writer, a paraphraser and a citation generator with 2,300+ styles and the whole job is covered. |
| Ease of use | CNo store rating on record. Search and filters take some learning, and the paid apps go through a demo. | CNo store rating on record, and credits are the thing you have to keep in your head: every plan meters the agents by a monthly allowance and caps how many tasks run at once. Asking in plain language, or highlighting a table to have it explained, is the easy part. |
| Platforms and integrations | BWeb, with ReadCube, ORCID and ChatGPT. Dimensions Research GPT is described for ChatGPT Plus and Enterprise users. | BWeb, an iPhone and iPad app, and a Chrome extension that explains highlighted text on any page and replies in 13 languages. Phone and computer, then. No Android app was found on Google Play in the US when checked, and the listing shows nothing it connects to. |
| Best for | searching papers, grants and patents in one database | search, reading and writing in one place |
The GPA is the average of the five grades: an A is 4 points, an F is none. The full reasons are on each tool's page: Dimensions and SciSpace. How we grade
Where they differ
- SciSpace also covers chat assistant and AI agents.
At a glance
| Dimensions | SciSpace | |
|---|---|---|
| Pricing | Free plan | Free plan |
| Starts at | Not published | $12 per month, billed annually ($20 billed monthly) |
| Free plan | Free version for personal, non-commercial use, with search, analytical views and export. | Third-party listings report a free tier, but its current limits could not be read: SciSpace's site turned automated readers away, and the archived pricing data covers paid plans only. |
| Free trial | None listed | None listed |
| Web | ||
| iOS | ||
| Browser extension | ||
| Made by | Digital Science | PubGenius Inc. |
| Price read from | dimensions.ai | web.archive.org (not the vendor's own page) |
| Checked | Nov 12, 2026 | Oct 5, 2026 |
Worth knowing
Dimensions
- The free version is limited to personal, non-commercial use.
- Paid products have no published prices; access goes through a demo request.
- Dimensions Research GPT is described for ChatGPT Plus and Enterprise users.
- It is a database and analytics tool, not a reference manager or review screening tool.
SciSpace
- SciSpace's site blocked automated reading, so prices come from an Internet Archive copy of its pricing page captured on September 30, 2026.
- The limits of the free tier could not be confirmed on a SciSpace page.
- Paid plans meter usage in monthly credits: 1,200 on Premium, 10,000 on Advanced and 40,000 or more on Max.
- The mobile app is listed for iPhone and iPad; no Android app was found on Google Play (US) when checked.
Key features
Dimensions
- Linked research data
- The free version page cites more than 140 million publications and 29 million datasets, linked to grants, patents, clinical trials and policy documents.
- Search and filters
- Full-text search with filters for researchers, source titles, categories and open access.
- Analytical views
- Citation-based indicators and Altmetric Attention Scores help show the impact of the research being viewed.
- AI summarization
- The free version includes AI summaries of the content and topics in a set of results.
- Account tools
- A free account can export data, save favorites, store references with ReadCube and link publications to an ORCID record.
SciSpace
- Literature Review
- Ask a research question in plain language and get answers drawn from a repository of more than 270 million papers, each with references to its sources.
- Chat with PDF
- Ask questions about a paper or PDF and get answers backed by citations that point to where in the source they came from.
- SciSpace Agent and Biomedical Agent
- Agents take on research tasks and draw on the plan's monthly credits. Each plan also caps how many tasks run at once: 4 on Premium, 8 on Advanced and 16 on Max.
- Writing and citation tools
- AI Writer, Paraphraser and AI Detector sit beside a Citation Generator that formats references in APA, MLA and more than 2,300 other styles.
- Extract Data
- Pulls the summary, conclusions and findings out of several PDFs at once so papers can be compared side by side.
- Chrome extension
- Explains highlighted text, math and tables on any web page or PDF, answers follow-up questions with citations and replies in 13 languages.
Plans
Dimensions
Free Version$0
Publication and dataset search with analytical views, export and AI summaries, for personal, non-commercial use only.
Institutional and commercialCustom
Full Dimensions applications and data, with no published prices; the site directs visitors to request a demo.
SciSpace
Premium$12
per month, billed annually ($144); $20 billed monthly
1,200 credits a month and up to 4 concurrent tasks.
Teams (Premium)$15
per user / month, billed annually ($180); $25 billed monthly
For 2 to 300 users, each with 1,200 credits a month and up to 4 concurrent tasks.
Advanced$70
per month, billed annually ($840); $90 billed monthly
10,000 credits a month and up to 8 concurrent tasks.
Teams (Advanced)$75
per user / month, billed annually ($900); $100 billed monthly
For 2 to 300 users, each with 10,000 credits a month and up to 8 concurrent tasks.
MaxFrom $160
per month, billed annually ($1,920); from $200 billed monthly
Priced by credit tier, from 40,000 credits a month up to 300,000, with up to 16 concurrent tasks.
Teams (Max)$175
per user / month, billed annually ($2,100); $220 billed monthly
For 2 to 300 users, each with 40,000 credits a month and up to 16 concurrent tasks.
Ways to pay less
Dimensions
No public discounts listed.
SciSpace
- Annual discount
Save 20% to 40% with annual billing
Annual billing brings Premium from $20 to $12 a month (40% off), Advanced from $90 to $70 (22% off) and the entry Max tier from $200 to $160 (20% off).
Common questions
Which is cheaper, Dimensions or SciSpace?
As of Nov 12, 2026, Dimensions publishes no starting price, and SciSpace starts at $12 per month, billed annually ($20 billed monthly).
Which has a free plan, Dimensions or SciSpace?
As of Nov 12, 2026, both Dimensions and SciSpace have a free plan.
Which platforms do Dimensions and SciSpace run on?
As of Nov 12, 2026, only SciSpace lists an iOS app and a browser extension. Both list a web app. A platform missing from a listing is one its maker's pages did not mention.
More comparisons
How this page was made
- The verdict at the top follows a fixed rule. When both tools are in the same category and either is in our top three for it, the verdict follows that ranking: the higher-placed tool is our pick. The top three weigh who each tool suits as well as its grades, so a pick can go against the GPA. Otherwise the page does not pick one and says which grades higher: the higher GPA first; on a tie, the one with a free plan, then the one that starts cheaper in dollars a month, counted the same way for both; if they are still level, what the choice depends on.
- The grades are our own, from each tool’s review or report card. The GPA is their average.
- Prices, plans and platforms come from each tool’s listing. The table above says where each price was read and when.
- The differences and the answers to the questions are worked out from those listings.