Facebook lead forms get you more leads and fewer jobs. Usually
The comparison is not "which gets more leads." The instant form almost always wins that. The question is what happens to those leads afterwards, and what you give up to get them.
Why the instant form wins on volume
A Meta instant form opens inside the app. No page load, no new context, and the name, email and phone are pre-filled from the profile. Two taps and it is submitted.
That is a genuinely lower-friction path than sending someone to a website, and it reliably produces more submissions for the same spend. Anyone telling you otherwise has not run both.
The problem is that friction and intent are the same dial. Everything you removed to raise volume was also everything that filtered for someone who meant it. Pre-filled fields mean the person never typed their number, never read your offer at length, and in many cases does not remember submitting by the time you call.
The four things you actually give up
1. The consent record is Meta's, not yours. You can customise the disclosure text in the form, but the captured artifact lives in their system and your copy of it is whatever the integration passes through. If you ever need to produce exactly what a person agreed to and when, that is a harder conversation than pulling your own server log.
2. You lose the qualification step. On your own page you can require ZIP, ownership, job type, budget range. On an instant form every extra question cuts submissions hard, so most advertisers strip it down and inherit an unqualified list.
3. You lose the page as an asset. A landing page accumulates: search rankings, retargeting audiences, behavioural data, A/B history. An instant form accumulates nothing you keep.
4. Speed to lead becomes a plumbing problem. Leads sit in Meta until something moves them. If your integration polls, or worse, if someone downloads a CSV daily, the lead is cold before it reaches a human — and in restoration that is the whole job.
When the instant form is the right answer
It is not always wrong. Three cases where it genuinely wins:
- Top-of-funnel offers where volume is the point — a free inspection, a seasonal tune-up, a guide download. Low-commitment offer, low-commitment form. Matched.
- Markets where mobile connections are poor. If your landing page takes six seconds on a bad signal, the instant form is not lowering intent — it is removing a broken step.
- Testing an offer before building the page. Cheap way to learn whether a message pulls at all, before you invest in infrastructure.
And one case where it is clearly wrong: anything where the job is won by responding first. Emergency mitigation through an instant form with a daily CSV export is money set on fire.
How to run either one properly
If you use instant forms: wire a real-time webhook into your CRM, never a scheduled pull. Add at least one qualifying question even though it costs volume — ZIP or ownership. Set the disclosure text deliberately rather than accepting the default. And measure cost per booked job, never cost per lead, because that is the number the format flatters.
If you use a landing page: get it loading fast on a phone on a bad connection, put the qualification in the form rather than in the follow-up call, and keep the consent record with the timestamp and the exact text.
Either way, run both against the same offer for a month and compare cost per booked job. We are not going to tell you which wins in your market, because it depends on your offer, your response time and your close rate — and the honest answer is that we have seen both.