Linger vs CallFirst

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

Linger compared with CallFirst
Detail	Linger	CallFirst
What it does	A private, local-first image organizer for design references	Screen time app that unlocks social media after a real phone call with someone you love
Stage	Not given	Startup
Founded	Not given	Not given
Based in	Not given	GB
Pricing model	Paid	Freemium
Pricing	Personal $39 USD one-time for 1 person on 2 Macs with Linger 0.x and 1.x updates included; Lifetime $79 USD one-time for 1 person on 4 Macs with all future major upgrades included. 14-day full trial available with no card required.	Free tier with one contact and daily unlock; paid tiers available with pricing varying by region and currency (from GBP 0 to GBP 59.99). Annual subscriptions and one-time purchases available.
Key features	Add personal notes and tags to each reference Multiple view modes: grid, stack and focus views Text search across titles, notes and tags Canvas feature to arrange references side by side Collections and saved searches Local library with no cloud sync required Optional AI for text extraction and descriptions Chrome extension for easy capture No item count limits	Blocks Instagram, TikTok, YouTube, X, Threads, Facebook and Snapchat until 60-second phone call On-device call verification without access to call logs or audio Customizable blocking schedule with one-tap activation Supports both regular phone calls and WhatsApp calls Multiple contacts and named groups on Pro tier Privacy-first design with no contact data synced to servers Daily unlock system resetting each day Free tier with one contact and one daily unlock
What makes it different	Private local-first library that keeps your data on your device with zero cloud dependency One-time purchase with permanent access, no monthly subscriptions Canvas tool to explore visual and conceptual relationships between references	Designed for personal connection rather than productivity blocking Call-based unlocking replaces generic friction like timers or breathing exercises Verification happens locally on-device without server access to contact data One simple mechanism designed for maximum behavioral impact
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)	Not checked yet no change since last check	3 no change since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	13	20
Referring domains (Majestic)	1	18

5 details filled in for both companies.

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