Fillout vs Formstack: what AI actually recommends
The same buying questions, run after run, to ChatGPT, Claude, Gemini, and Perplexity: the record of which of these two they name first. No opinions, no scores we invented: what the models said.
AI currently favors Fillout. Ahead in 1 of 1 shared category on consensus rank.
That is the latest close, not a verdict for all time. The model-by-model board below shows where they agree, where they split, and how both brands moved.
At the latest close, Fillout leads 1 and Formstack leads 0 across the 1 category they both appear in.
Beyond this pairing, Fillout is ranked in 1 category; Formstack is ranked in 1 category. The board below is the shared slice, where the four models place these two side by side.
The record, category by category.
Consensus rank · latest close- #5FilloutDown 2 from the last closespread 10Claude#5PPLX#1
- #6FormstackUp 5 from the last closespread 6Claude#7Gemini#7PPLX#5
On consensus rank, Fillout leads here, #5 to Formstack's #6. 38 to 32 on the 0-100 score. Every model that separates the two ranks Fillout ahead. Fillout slipped 2 since the last close.
What the models actually said.
The ranking is the answer; these are the words behind it. Every quote is from a recorded model answer — follow the category to read it whole.
Fillout
But the recurring consensus in current AI-generated comparisons is Tally, Jotform, Typeform, Fillout, and Google Forms; for a real buyer, I would rank them this way:
ChatGPT
Formstack
Formstack — A credible enterprise choice when governance, document generation, Salesforce-style business workflows, and compliance matter more than a modern self-serve interface.
ChatGPT
Where the models split.
Across the 1 category Fillout and Formstack both appear in, the models never break ranks: in each one, the same brand leads on ChatGPT, Claude, Gemini, and Perplexity alike.
Model by model, Claude is Fillout's strongest backer, placing it ahead in 1 of the 1; Gemini leans the other way, favoring Formstack in 1.
- ChatGPTsplit 0-0
- Claudefavors Fillout 1-0
- Geminifavors Formstack 1-0
- Perplexityfavors Fillout 1-0