FlipperHelper vs SlotPicker

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

FlipperHelper compared with SlotPicker
Detail	FlipperHelper	SlotPicker
What it does	Free inventory and profit tracker for resellers who source in person at car boots, charity shops and flea markets	Share your free times without the back-and-forth
Stage	Startup	Not given
Founded	2026	Not given
Based in	GB	Not given
Pricing model	Free	Paid
Pricing	Completely free to download and use. No subscription, no in-app purchases, no ads, no account required. FlipperHelper Pro (web portal, eBay sync, multi-device sync) is in development but pricing has not been finalised.	$9.99 once, one-time purchase with free updates for the life of the app
Key features	Track items across 16 selling platforms including eBay, Vinted, Facebook Marketplace, Depop, Poshmark and Mercari Offline-first functionality with full feature access at markets with no signal Automatic profit calculation after all fees and expenses Multi-currency support with daily exchange rates Photo capture for up to 10 images per item One-tap Google Sheets export and ZIP backup Money Flow dashboard showing revenue, costs and profit by time period Automatic SKU generation using Crockford Base32 encoding	Pulls real calendar onto weekly grid Paint available time slots Copy as tidy formatted text Works with email, Slack and messages Runs locally on Mac with no accounts or servers No tracking or data collection
What makes it different	Built by a solo developer specifically for real in-person reselling, not a funded product designed by a boardroom Fully offline operation designed around markets with poor or no signal, not offline as an afterthought Real profit calculation that includes all costs from day one, including trip expenses split per item 100% free forever with no hidden fees, ads or mandatory account creation	Runs entirely locally on your Mac with no accounts or servers required One-time purchase with free updates for life, no subscription Three-step process takes just ten seconds Calendar data never leaves your Mac
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	4 −1 (down) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	3	0
Citation Flow (Majestic)	23	16
Referring domains (Majestic)	22	1

5 details filled in for both companies.

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