Trial web
Free source (opens in a new tab)
None
For: Evaluation
Limits
- 14 days
Productivity & writing · pricing
CellSource pricing in 2026: Trial, Monthly, Annual and Teams explained
Choose CellSource if you audit with Excel on a Mac and want cell-linked PDF evidence without a virtual machine, knowing the product is still in public beta.
- Starting price
- $29/mo (Monthly)
- Free option
- No
- Plans
- 4
- Prices checked
- Oct 4, 2026
CellSource plans and what they include
CellSource is an Excel add-in that links evidence from PDFs to cells. It starts with a 14-day free trial, and there is no free tier after the trial. Monthly costs $29 per user. Annual costs $249 per user per year, which is about $20.75 per month equivalent and carries an annual commitment.
Teams is custom-priced, and its feature list is not stated in our verified data. The product is in public beta and requires Microsoft Excel, so you need a Microsoft licence in addition to the add-in. Prices checked on 2026-10-04.
CellSource plans compared
| Plan | Price | Billing | Who it is for | Key limits | API |
|---|---|---|---|---|---|
| Trial web |
Free | None | Evaluation | 14 days | Not stated |
| Monthly web |
$29/mo | Monthly | Individual auditors | Not stated | Not stated |
| Annual web |
$249/yr | Yearly annual commitment |
Regular users | Not stated | Not stated |
| Teams web |
Custom pricing | Unknown | Audit teams | Not stated | Not stated |
Which CellSource plan to pick
| If you | Pick | Why |
|---|---|---|
| you want to evaluate the add-in on your own workbooks | Trial (free) | It is free for 14 days. The product is in beta, so test it carefully before using it on a real engagement. |
| you are an individual auditor who wants to pay month to month | Monthly, $29 per user | No annual commitment is stated for this plan, and it lets you subscribe only for as long as you need it. |
| you use the add-in regularly | Annual, $249 per user per year | About $20.75 per month equivalent, with an annual commitment. |
| you run an audit team | Teams (custom) | Price is custom and not stated in our verified data, so ask the vendor. |
What is free, what costs extra
Free access and trial
None after trial
14-day free trial
Extra costs and taxes
Not stated
Not stated on the official pages
Costs that are easy to miss
- It runs only inside Microsoft Excel, so you need a Microsoft licence in addition to the add-in.
- There is no free tier after the 14-day trial, so you must subscribe to keep using it.
- The Annual plan is an annual commitment.
- Extra costs and taxes are not stated on the official pages.
CellSource pricing and usage limits
Prices checked Oct 4, 2026 on the official US pricing page. Official pricing ↗ Prices and limits change often.
Free access and trial conditions
None after trial
14-day free trial
Paid plans: what changes as you upgrade
Monthly web
$29/mo source (opens in a new tab)
Month
For: Individual auditors
Annual web
$249/yr source (opens in a new tab)
Year, annual commitment
About $20.75 per month equivalent
For: Regular users
Teams web
Custom pricing source (opens in a new tab)
Unknown
For: Audit teams
Usage caps, credits and extra costs
Not stated
Not stated on the official pages
How much CellSource costs per year
At the listed prices, a single user pays between $348 and $2,988 a year on the fixed-price plans. Annual billing discounts, taxes and usage-based extras are listed per plan above where the vendor publishes them.
CellSource FAQ
How much does it cost?
$29 per user per month or $249 per user per year, with a 14-day trial. source (opens in a new tab)
Does CellSource have a free trial?
Yes. The Trial plan is free for 14 days. There is no free tier after the trial.
How much does CellSource cost per month?
The Monthly plan is $29 per user. The Annual plan is $249 per user per year, about $20.75 per month equivalent.
How much does CellSource Teams cost?
Teams is custom-priced, and the price is not stated in our verified data.
Do I need Microsoft Excel to use CellSource?
Yes. It runs only inside Microsoft Excel, so you need a Microsoft licence in addition to the add-in.
Is CellSource production-ready?
It is in public beta, so its stability and accuracy are not yet established.
More about CellSource
- Full CellSource guide: features, use cases, how-to and sources.
- Best productivity & writing tools compared by price.
- LLM API token cost calculator if you pay per token instead of per seat.