The best AI companions with memory (2026)

We earn a commission if you sign up through some links on this page. It never changes our rankings. Disclosure

Memory is the single biggest thing separating a companion from a chatbot: does it still know your dog's name, your job, the thing you told it three weeks ago? Marketing claims are everywhere; measurements are not. This page ranks the memory-first companions by our standard rating sources.

Last updated 2026-09-24 · Rankings from named sources, never from affiliate payouts. Methodology

1
Kindroid 18+

★★★★★ 4.8 App Store · Free preview / $13.99/mo · Web, iOS, Android

A build-your-own companion. You write the backstory, choose and customise a voice, and Kindroid's documented memory, split across five systems including an editable journal, carries details between conversations. Free access is now a short preview on the flagship model followed by a three-day trial, and paid add-ons (Ultra, MAX) stack on the Standard plan. Kindroid's own guidelines allow adult roleplay.
Read the Kindroid review · Visit Kindroid
2
Nomi.ai 18+

★★★★½ 4.6 App Store · Free / $15.99/mo · Web, iOS, Android

A memory-first companion from Glimpse.ai. Nomi documents short, medium and long-term memory as its core feature, and paid accounts can run up to ten Nomis and ten group chats at once. Its guidelines allow unfiltered text roleplay for adults, while nude or explicit images are banned across the platform. Available on the web, iOS and Android; the Android app is back on Google Play after two removals in autumn 2026.
Read the Nomi.ai review · Visit Nomi.ai

Side by side

The best AI companions with memory compared
App	Cheapest plan	Free tier	Platforms	18+	Score
Kindroid	$11.67/mo	Trial	Web, iOS, Android	Yes	8.1/10
Nomi.ai	$8.33/mo	Limited	Web, iOS, Android	Yes	8.7/10

Every price is dated on the app's review. Scores follow our published rubric.

Related guides

Explore other use cases

Frequently asked questions

Which AI companion has the best memory?

Nomi and Kindroid make memory their headline feature and document dedicated systems for it: Nomi's short, medium and long-term memory, and Kindroid's five-part memory with an editable journal.

Why does my AI companion forget things?

Most apps only 'remember' what fits in the model's context window plus whatever their memory system chose to store. Facts mentioned once, long ago, or in passing are the first to drop.