# What Claude (Anthropic) with web search answered for tax preparation software (nonprofits) on 2026-09-25

## In short

On 2026-09-25, Claude (Anthropic) with web search was asked "best tax preparation software for nonprofits". It named 11 brands; the first six, in order, were Form 990, US, TaxBandits, File 990, Aplos and TaxAct.

| Fact | Value |
| --- | --- |
| Question | best tax preparation software for nonprofits |
| Asked on | 2026-09-25 |
| Engine | Claude (Anthropic) with web search |
| Model | claude-opus-5 |
| Brands named | 11 |
| Sources cited | 9 |
| Audience | nonprofits |
| Coverage | Coverage: Claude (Anthropic) with web search. Other engines not included. |
| Last verified | 2026-09-25 |

Page: https://bikoosh.com/answers/s/tax-preparation-software-nonprofits-2026-09-25
Coverage: Claude (Anthropic) with web search. Other engines not included.

## The answer, as recorded

Asked on 2026-09-25 through Claude (Anthropic) with web search (model claude-opus-5).

> Short version: nonprofits don't file a normal income-tax return, so what you actually need is Form 990-series software (990-N, 990-EZ, 990, 990-PF, plus 990-T if you have unrelated business income). Here's what I'd actually point you to, in order:
> 
> **1. IRS Form 990-N Electronic Filing System (free)** - If your gross receipts are normally $50,000 or less, stop here. The "e-Postcard" is eight questions, filed directly on IRS.gov, and costs nothing. Paying a vendor for this is throwing money away. Miss it three years running and you lose exempt status automatically, so just set a calendar reminder for the 15th day of the 5th month after your year end. ([IRS e-Postcard](https://www.irs.gov/charities-non-profits/exempt-organizations-e-file-e-postcard), [who must file](https://www.irs.gov/charities-non-profits/annual-electronic-notice-form-990-n-for-small-organizations-faqs-who-must-file))
> 
> **2. Tax 990** (formerly ExpressTaxExempt) - My default recommendation for any org self-filing a real return. It's an IRS-authorized e-file provider covering the whole series (990, 990-EZ, 990-N, 990-PF, 990-T, 1120-POL) and all schedules, with interview-style prep, auto-populated schedules, prior-ye

## Brands named, in the order the engine gave

| Position | Brand | How it was named |
|---|---|---|
| 1 | Form 990 | mentioned |
| 2 | US | mentioned |
| 3 | TaxBandits | mentioned |
| 4 | File 990 | mentioned |
| 5 | Aplos | mentioned |
| 6 | TaxAct | mentioned |
| 7 | TaxAct Tax-Exempt Organizations | mentioned |
| 8 | Thomson Reuters UltraTax CS | mentioned |
| 9 | UltraTax CS | mentioned |
| 10 | Full Form 990 | mentioned |
| 11 | DIY | mentioned |

## Sources the engine cited

- https://www.irs.gov/charities-non-profits/exempt-organizations-e-file-e-postcard (reference)
- https://www.irs.gov/charities-non-profits/annual-electronic-notice-form-990-n-for-small-organizations-faqs-who-must-file (reference)
- https://www.tax990.com/ (vendor)
- https://www.taxbandits.com/form-990-series/ (vendor)
- https://www.file990.org/forms/file-a-990-n/ (vendor)
- https://www.aplos.com/irs-form-990-efile (vendor)
- https://www.taxact.com/business-taxes/download/tax-exempt-organization (vendor)
- https://www.oneupnetworks.com/post/ultratax-cs-tax-software-cloud-hosting/ (other)
- https://kb.drakesoftware.com/kb/Drake-Tax/10869.htm (other)

The question page: https://bikoosh.com/answers/q/tax-preparation-software/nonprofits

Answer Watch records what one AI answer engine said on one date, nothing more. Each page names the engine and the model, carries the date the question was asked, and lists the brands that appeared in the answer in the order the engine gave them, with the sources it cited. It is a measurement, not a ranking, not a recommendation and not a claim about the world. Brands that did not appear in an answer are not named on any public page. Coverage: Claude (Anthropic) with web search. Other engines not included.