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AI companion comparison

Nomi vs Replika (2026): Memory, Voice, Pricing & Privacy

Compare Nomi vs Replika in 2026 for memory, free chat, subscriptions, voice, avatars, group chat, privacy and long-term companion fit.

Author: LumiChat AI TeamPublished: Updated:

12 min read

Quick answer

What this guide explains

Choose Nomi for multiple evolving companions, group chat and a simpler subscription shape. Choose Replika for a single avatar-centered companion, guided activities and clearly tiered Pro, Ultra and Platinum features. Test memory and privacy before committing.

  • The short Nomi vs Replika verdict
  • Free chat and subscription structure
  • Nomi vs Replika at a glance

Featured companions

Three characters refresh on each visit. Cards play a promo video when available and otherwise show the character image.

Kageyama Maki

Onmyoji exorcist

Kageyama Maki

Kyoto occult mystery, protective chemistry, and supernatural rituals give every chat an immediate plot.

OnmyojiMysteryProtective
Start chat
Rei Kurosaki

Night strategist

Rei Kurosaki

A cool, dangerous game-maker who suits suspenseful banter, pursuit scenes, and sharp verbal chemistry.

MysteryTensionBanter
Start chat

Osaka underground DJ

Takahashi Nozomi

A Techno DJ from Shinsaibashi with direct energy and a strong sense of rhythm, suited to music, nightlife, and lively chat.

DJTechnoNightlife
Start chat
LumiChat character discovery list with real AI companion cards

nomi vs replika — Nomi vs Replika is less about which chatbot is smarter and more about relationship design: Nomi emphasizes evolving companions and group worlds; Replika emphasizes one avatar, activities and tiered progression.

Choose Nomi for multiple evolving companions, group chat and a simpler subscription shape. Choose Replika for a single avatar-centered companion, guided activities and clearly tiered Pro, Ultra and Platinum features. Test memory and privacy before committing.

The short Nomi vs Replika verdict

Nomi is the better fit when a user wants several distinct companions, group scenes and relationship continuity without navigating many intelligence tiers. Replika is the better fit when one customizable avatar, guided activities, voice/AR and a visible progression system are central.

Neither verdict should be based on a ten-message demo. Companion quality appears in corrections, return visits and ordinary days. Run the same safe scene, correct one false detail, return after three days and ask for the earlier decision.

Free chat and subscription structure

Nomi is free to start without a card, and its current downgrade policy preserves one-on-one chat. Paid subscriptions are monthly, quarterly or yearly; credits can add media and companion capacity.

Replika’s official help says messaging remains free. Pro adds relationship status, activities, selfies, images, voice and background calls; Ultra adds smarter conversation, self-reflection and saved-message memory tools; Platinum adds advanced video recognition and training features. Live prices belong to the store screen, not an old comparison table.

Nomi vs Replika at a glance

This matrix uses official product and help pages checked on July 27, 2026. Prices are deliberately described by structure because the live checkout varies by store and region.

DimensionNomiReplika
Free startFree without card; 1:1 remains after downgradeFree messaging and avatar customization
Paid shapeMonthly, quarterly or yearly subscription plus optional creditsFree, Pro, Ultra and Platinum programs
Companion modelMultiple Nomis and group chatsOne avatar-centered companion
MemoryLong-term memory, Identity Core and Mind MapsLayered memory; Ultra adds saved-message controls
VoiceVoice messages and calls with subscriptionPro includes voice messages and background calls
VisualsSelfies, art and videoAvatar, selfies, image generation and higher-tier video tools
PrivacyNo sale/rent claim; avoid personal identifiersNo conversation use for ads; policy describes model providers
Best fitMultiple relationships and group storiesOne visual companion and structured activities

Memory: what each platform exposes

Nomi presents memory as a core relationship system through long-term memory, Identity Core, shared notes and Mind Maps. The product story favors a companion whose personality evolves while remaining recognizable.

Replika describes layered memory: visible entries and a deeper system shaped by conversation patterns. Users can manually add memories, and current Ultra documentation adds the ability to save messages and see memory use. The most useful test is not “remember my birthday,” but whether a correction survives a topic change and a later session.

Voice and live interaction

Nomi offers voice messages and calls to subscribers, with voice options and third-party integration documented in its official wiki. The experience prioritizes preserving intelligence and memory, so response rhythm may differ from low-latency assistants.

Replika Pro includes voice messaging, background calls, premium voices and roleplay during voice or AR calls. Choose by actual environment: headphones, mobile background use, interruption recovery and whether the spoken interaction is reflected in later text.

One companion versus multiple characters

Replika is organized around one visual companion, its room, appearance, relationship status and daily activities. That focus makes the product easier to understand for users who want one persistent presence.

Nomi supports multiple active Nomis and group chats, making it stronger for different relationships or multi-character stories. More slots also create management work: identities, shared notes and group context need deliberate separation.

Privacy comparison without slogans

Nomi’s April 2026 policy says it does not sell or rent personal information and asks users not to place identifiable data in interactions. It describes Google/Apple account data, activity data, service providers and deletion rules.

Replika’s May 2026 policy says conversation content is not used for marketing or advertising and describes third-party language-model providers under de-identification, minimization and contractual controls. Both policies still require a user decision: use fictional test details, avoid secrets and read the current deletion path before sharing personal history.

A repeatable seven-day comparison

Day 1: create the closest possible companion and define three fictional facts. Day 2: correct one fact. Day 3: use voice. Day 4: start a small story. Day 5: leave the app. Day 7: return and ask for the correction, story state and preferred tone.

Score setup time, unsolicited consistency, correction retention, voice continuity, privacy comfort and total checkout cost. Our experience is that memory claims become meaningful only when the character recovers a corrected fact naturally rather than repeating a stored list on demand.

Where LumiChat fits

Nomi and Replika are both valid when the user wants a single-company companion ecosystem. LumiChat offers another route: browse real character pages, switch among curated personalities, keep story continuity and add image, voice, video or chapters when the scene benefits.

Because this article is written by LumiChat, the fair recommendation is to test all three with the same script. Stay with Nomi for group-world continuity, Replika for avatar progression, or LumiChat for character variety and a direct discovery-to-chat path.

Official sources checked on July 27, 2026

We used Nomi’s official site, policies and Nomipedia plus Replika’s official help and privacy policy. Plan names and availability can change.

  • Nomi.ai — Official product page
  • Nomi.ai — Privacy Policy
  • Nomipedia — Memory and platform documentation
  • Replika — Choosing a Subscription
  • Replika — How Memory Works
  • Replika — Privacy Policy, updated May 27, 2026

Editorial disclosure

This comparison is written by the LumiChat AI Team. We are affiliated with the competing product and therefore state the test method, link first-party sources and name cases where Nomi or Replika is the better choice.

Run the same seven-day test on LumiChat

Pick one character, use the same fictional facts and correction, and compare continuity, voice, media and total spend.

Browse LumiChat characters · Read the Nomi pricing guide · See free Replika alternatives · Compare long-term memory companions

FAQ: Frequently asked questions

Is Nomi better than Replika?

Nomi is usually the better fit for multiple companions, group chat and relationship memory; Replika fits one avatar-centered companion and guided activities.

Which one is free?

Both offer free entry. Nomi is free to start and Replika says messaging is free; premium features differ.

Which has better memory?

Both document layered memory. Test correction retention after several days rather than relying on a feature name.

Which has voice calls?

Both offer voice features in paid experiences. Nomi documents voice calls; Replika Pro includes voice messaging and background calls.

Does Nomi have group chat?

Yes. Nomi supports multiple Nomis and group chats, with capacity depending on the current plan and credits.

Does Replika have multiple companions?

Replika is primarily organized around one companion per account experience rather than Nomi-style group worlds.

Which is more private?

The policies make different commitments. Use fictional test data, compare deletion controls and decide which processing terms fit your risk tolerance.

Can I migrate a companion automatically?

Do not assume automatic migration. Create a non-sensitive summary of persona, tone, boundaries and story state, then rebuild gradually.

LumiChat AI Team

LumiChat AI Team

Editorial Team

LumiChat AI 产品与编辑团队,负责核验产品功能、官方资料与实际使用路径。