1001 Pro Calculators and Tools vs OnePageParty

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

1001 Pro Calculators and Tools compared with OnePageParty
Detail	1001 Pro Calculators and Tools	OnePageParty
What it does	All-in-one calculator app with 1,001 calculators offline, no ads, and no data collection	Free party calculators, checklists, and printables for any occasion
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Not given	Free
Pricing	Free: 250 calculators forever. Pro: 7-day free trial, then £0.99 first year (introductory price), £2.99 per year after. Trade Tools: £9.99 once (includes one year of Pro).	Completely free with no subscriptions, hidden fees, or premium tiers.
Key features	Works completely offline with no internet required No advertisements on any tier No data collection or tracking Construction tools for feet and inches calculations Trade tools for plumbing, electrical, HVAC and other trades Create itemised quotations and invoices on your letterhead Timesheet to take-home pay calculator with PDF export Monthly budget planner with spending analysis Compare mortgages and calculate overpayment savings	Pizza and cake calculator for estimating quantities Chicken wing calculator with sauce estimations Drink calculator for alcohol, soda, and mixed drinks Charcuterie board calculator for meats, cheeses, and crackers Party budget tracker and allocator Party planning checklist and timeline Printable party templates and bingo cards Occasion-specific planning hubs for birthdays, graduations, and holidays Taco bar and setup planning with guest count support
What makes it different	250 calculators free forever across all categories All calculations performed on device with no data transmission Ten trade tool sets in one purchase with stairs and roofs drawn to scale Complete job management from quoting to timesheets in one app No account, sign-in or permissions required	Over 51 calculators for precise food and supply quantities 100% free with no subscriptions or hidden fees No account signup required; data saved locally on device Occasion-specific planning paths for birthdays, graduations, seasonal holidays, and casual gatherings
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	31 no change since last check
Trust Flow (Majestic)	2	16
Citation Flow (Majestic)	2	34
Referring domains (Majestic)	21	555

4 details filled in for both companies.

More alternatives to 1001 Pro Calculators and Tools More alternatives to OnePageParty