State: Unlimited Usage
Date Time Calculator 1.0-beta-4.24 – for Gravity Forms
$5.49
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Product Version: 1.0-beta-4.24
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I lean on Date Time Calculator when a form has to do real date math, not toy totals. Booking spans, lead times, age checks, working-day gaps, rental pricing — that’s the lane.
For Gravity Forms shops, it saves a lot of glue code. Instead of patching gform_pre_submission or custom JS for every form, I can keep the logic inside the form builder and ship faster.
What it actually touches
Most of the setup lives in Forms → Edit → Field Settings / Calculation Formula. This is not a theme-layer feature. The formulas and field config are stored with the form meta in the Gravity Forms DB tables, while the execution layer is split between plugin PHP and front-end JS.
On render, the calculator rides with the Gravity Forms asset stack. In DevTools, I check that the core GF scripts load cleanly and are not delayed or merged into broken bundles. If the page is cached, that’s usually fine; if JS optimization is too aggressive, live recalculation dies fast.
What’s editable: field formulas, labels, conditional logic, merge-tag output.
What’s hardcoded: custom calculation behavior beyond the UI — that still belongs in a snippet or small mu-plugin, not inside the plugin folder.
Where it breaks in the wild
The most common failure is blank or stale calculated values. Root cause is usually script delay/minify. In WP Rocket / LiteSpeed Cache / Autoptimize, I exclude Gravity Forms JS from delay, then re-test. In DevTools Console, look for errors tied to gravityforms or conditional logic; in Network, make sure the calculator script is not 404ing or loading out of order.
The second ugly one is wrong date output with localized formats like dd/mm/yyyy. The UI format can look right while the stored value or parser assumption is off. I fix it by matching the field format in the form settings and rechecking the formula against the actual submitted value, not the pretty front-end label.
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View in VirusTotalActivation, GPL, updates
On the copy I reviewed, the plugin was activated and fully working, with no functional limits in normal use. In plain terms: it runs fine once installed alongside Gravity Forms.
Without license sync/activation, what you usually lose is auto-updates and vendor support. This product type does not need demo import. Manual updates are simple: upload the new ZIP in Plugins → Add New → Upload Plugin or replace the folder via FTP in wp-content/plugins/. Don’t edit plugin files directly — the next update will wipe those changes.
FAQs (the stuff people actually trip over)
A cache/optimization layer is delaying Gravity Forms JS. Exclude the GF scripts and retest with Console open.
Timezone or date-format parsing is mismatched. Check the WordPress timezone and the exact field format used in the form.
Only if the result is written to a real field. Visual-only calculations can render fine and still not be saved as entry data.
Yes, but that’s code territory. Put it in a snippet plugin or mu-plugin, not in the add-on files.
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Please note that refunds are not available if the product works as described but simply does not meet personal expectations. We’ve also encountered cases where refund requests were made while the product was still in use, which we cannot allow.
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