Head-to-head · September 2026
Mollie Forms vs q-invoice Sisow iDeal for…
Mollie Forms comes out ahead, winning 6 of 7 head-to-head checks against q-invoice Sisow iDeal for G….
Mollie Forms
Create registration forms with payment methods of Mollie. One-time and recurring payments are possible.
q-invoice Sisow iDeal for Gravity Forms
This plugin allows you to integrate and use Sisow payments for your Gravity Forms. No subscription is…
| Metric | Mollie Forms | q-invoice Sisow iDeal for… |
|---|---|---|
| Active installs | 3K+ | 10+ |
| Downloads (30 days) | 3K | 36 |
| Download trend | -46.2% | +12.5% |
| Rating | 4.1/5 | — |
| Reviews | 19 | 0 |
| Health score | 83/100 | 23/100 |
| Last updated | 1 week ago | 7 years ago |
| Tested up to | WP 7.1.2 | WP 5.4.23 |
| Support resolved | 100% | — |
| Requires PHP | 8.0+ | Any |
| First released | Jan 2017 | Mar 2020 |
Daily downloads, last 90 days
Mollie Formsq-invoice Sisow iDeal f…
Choose Mollie Forms if…
You care most about active installs, downloads (30 days) and reviews.
- Actively developed — last update 1 week ago
- Tested with the latest WordPress (7.1)
Choose q-invoice Sisow iDeal for… if…
You care most about download trend.
- Small user base (10+ active installs)
- Very few reviews so far
- No update in 6 years
- Only tested up to WordPress 5.4 (latest is 7.1)
Both compete in: ideal
FAQ
Mollie Forms vs q-invoice Sisow iDeal for…: quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Sep 29, 2026
Which is better, Mollie Forms or q-invoice Sisow iDeal for G…?
Mollie Forms comes out ahead, winning 6 of 7 head-to-head checks against q-invoice Sisow iDeal for G…. Choose Mollie Forms if you care most about active installs, downloads (30 days) and reviews. Choose q-invoice Sisow iDeal for G… if you care most about download trend.
Is Mollie Forms more popular than q-invoice Sisow iDeal for G…?
Mollie Forms is the more popular of the two with 3K+ active installs, compared with 10+ for q-invoice Sisow iDeal for G….
Can I use Mollie Forms and q-invoice Sisow iDeal for G… together?
Both plugins cover ideal, so most sites only need one. Running two plugins that do the same job can cause conflicts and slow your site down — pick the one that fits best and remove the other.
Are Mollie Forms and q-invoice Sisow iDeal for G… free?
Yes. Both are free to download from the official WordPress.org plugin directory. Either may also offer paid upgrades from its developer.
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