Fundwriter

What is Fundwriter?

Fundwriter (Fundwriter.ai) is an AI writing assistant built specifically for the nonprofit sector. Where general copywriting tools like Copy.ai and Jasper aim at marketers, Fundwriter is tuned for one audience: development officers, communications directors, grant writers, and fundraising staff who produce a high volume of donor-facing content. The product positions itself as a way to turn a blank page and a tight deadline into a usable first draft of the documents nonprofits write most.

Its core is a library of 30+ writing models, each mapped to a specific fundraising task: grant proposals, annual appeals, year-end campaigns, donor thank-you letters, major-gift solicitation emails, event invitations, social posts, and newsletter articles. You describe the project, the cause, the funder or donor segment, the ask amount, and the tone, and Fundwriter assembles a draft in the appropriate format and voice. For appeals, it can generate several versions targeted at different donor segments (first-time donors, lapsed donors, major donors), which is the kind of segmentation a small shop rarely has time to do by hand. AI idea generators help teams brainstorm campaign angles and proposal narratives before drafting.

In 2026, Fundwriter does not offer a permanent free plan, instead it provides a 7-day trial with up to 10,000 words and access to every model. The Basic plan ($29/mo, or $22/mo billed annually) suits a solo fundraiser or small shop with 20,000 words per month and unlimited projects, while the Professional plan ($89/mo, or $68/mo annually) removes the word cap and adds early access to new features, with extra team members at $50/mo each. The trade-off for that focus is scope: Fundwriter is excellent at fundraising copy but is not the tool for product marketing, technical documentation, or general business writing. Teams that need both often pair it with a general assistant like ChatGPT or Claude.

Fundwriter Pricing

Free trial, 7 days with full access to every writing model and up to 10,000 words generated. No permanent free plan; a card or paid plan is required to continue after the trial. Good for evaluating whether the fundraising models fit your workflow.

Basic, $29/mo ($22/mo billed annually), 20,000 words per month, all 30+ writing models, AI idea generators, and unlimited projects. Designed for solo fundraisers and small development shops.

Professional, $89/mo ($68/mo billed annually), Unlimited words, all writing models, AI idea generators, unlimited projects, and early access to new features. Additional team members are $50/mo each. Built for busier development and communications teams.

Last verified June 2026 from fundwriter.ai/pricing.

Key Features

• 30+ nonprofit writing models, purpose-built generators for grant proposals, fundraising appeals, donor emails, thank-you letters, event invitations, social posts, and newsletter articles
• Grant proposal drafting, assemble a full proposal narrative from a project brief, with sections shaped for funder expectations rather than generic prose
• Multi-version appeals, generate several tailored versions of the same appeal for different donor segments (first-time, lapsed, major donors)
• AI idea generators, brainstorm campaign angles, proposal hooks, and subject lines before committing to a full draft
• Personalized thank-you letters, produce donor acknowledgment letters that reference the gift and cause in an authentic, mission-aligned voice
• Nonprofit-tuned voice, output is shaped for fundraising tone (urgency, gratitude, impact) instead of sales-led marketing copy
• Unlimited projects, organize campaigns and proposals separately on every paid plan, including Basic
• Team seats, add development and communications staff at $50/mo per additional member on the Professional plan

Pros & Cons

Best For

Grant writers and development officers who draft proposals and appeals on deadline and want a structured first draft instead of a blank page. Small nonprofit communications teams producing donor emails, thank-you letters, and newsletters without a dedicated copywriter. Fundraising consultants and agencies serving multiple nonprofit clients who need fast, on-voice drafts they can refine per organization.