Will It Fit? Box Size Checker
Parcel Packing Calculator cm
Only for iPhone
Free · In-App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Will your item fit in that box? Enter the dimensions, get the answer in seconds, before you tape anything shut.
Most size calculators stop at "your item is 20 x 15 x 10." This one keeps going: it tests your item against the carton in all six axis-aligned rotations, includes padding on every side, and tells you which orientation actually works—plus how much clearance's left over. A live 3D diagram shows the item nested in the box, so the answer jumps out at you instead of being lost in the numbers.
WHAT YOU GET
- An instant fits / won't fit verdict, with the exact amount you're over by when it doesn't
- The best orientation named for you, so you know how to position the item before you lift it
- All six rotations listed with the remaining gap on each, not just the one that happened to work
- Padding per side built into the maths, so fragile things get their cushioning
- 16 built-in carton presets and 8 item presets, plus your own saved boxes and items for one-tap reuse
- A saved history of every check, in centimetres or inches, working fully offline
PERFECT FOR
- Online sellers packing orders and avoiding a second trip to the post office
- Anyone shifting house who wants to grab the right carton the first time
- Storage and cupboard organisers matching bins to what needs to go inside
- Gift wrappers, hobbyists and collectors protecting something fragile whilst it's in transit
WHY NOT JUST EYEBALL IT?
Because something that won't lie flat often slides in standing up or turned on its end, and eyeballing never catches that. The six-rotation check finds the orientation you would've missed, so you stop buying a bigger box you didn't need—and stop discovering the mistake after the tape's already on.
PRIVACY
Everything's calculated on your device. No account, no ads, no tracking, no internet connection needed.
FULL ACCESS
Premium unlocks the full six-orientation table with clearance on every rotation, your own saved box and item presets, and the complete check history. Available as a weekly plan, a yearly plan, or a one-time lifetime purchase—no free trial. Subscriptions renew until cancelled in your App Store account settings.
Measure once, check it here, and pack it right the first time.
Terms of Use (EULA): https://web-levi.web.app/terms
Privacy Policy: https://web-levi.web.app/privacy-policy
Questions? tphuc.work@gmail.com
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Bug fixes and performance improvements.
Subscriptions
In-App Purchases
The developer, Phuc Pham, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Phuc Pham
- Size
- 8.3 MB
- Category
- Utilities
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Mac
Requires macOS 14.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Classification
4+
- 4+
- In-App Purchases
Yes
- Luggage Volume - Pay Once $49.99
- Carton Planner – Yearly $22.99
- Item Dimensions – Weekly $4.99
- Copyright
- © 2026 Phuc Pham