HeyOtto vs Abrège

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

HeyOtto compared with Abrège
Detail	HeyOtto	Abrège
What it does	AI platform for kids and teens ages 8-18 with parental controls and full conversation visibility	Summarise your WhatsApp voice notes instantly
Stage	Startup	Startup
Founded	2025	2026
Based in	US	FR
Pricing model	Freemium	Freemium
Pricing	Free plan: 100 messages/month, 1 adult + 1 child account, core safety features. Pro plan: $9.99/month or $7.99/month billed yearly with unlimited messages, 500 tokens per month, advanced AI models, web search, and priority support. Additional users on Pro plan: $5/month each.	Free: 5 summaries per month. Starter: €3/month (launch offer, price locked for life) with 50 summaries per month. Pro: €15/month with 200 summaries per month. Unlimited: €29/month with 500 summaries per month.
Key features	AI Assistant for homework help and creative projects Real-time content filtering and monitoring Web search with cited sources Learn to code feature Group chat for families Voice chat capability Customizable family values and topic restrictions Marketplace for sharing and remixing kid-created projects	Automatic WhatsApp voice note summaries Full text transcription Works on iPhone, Android and WhatsApp Web Privacy-first with audio deleted immediately Customization of output format and emojis Choice between summary only, summary with full text, or full text only Handles slang and accents
What makes it different	Designed for kids ages 8-18 from the ground up, not retrofitted general AI Full parent visibility and real-time conversation monitoring COPPA-compliant with privacy by design and no data selling Safety built into infrastructure, not added as a setting AI guides students to think critically rather than just providing answers	Accessibility for deaf, hard of hearing, and people with listening fatigue
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)	28 −6 (down) since last check	9 no change since last check
Trust Flow (Majestic)	20	1
Citation Flow (Majestic)	32	22
Referring domains (Majestic)	130	8

8 details filled in for both companies.

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