Backyard AI
8.0#2 in ai roleplay chatbotsFrom $12 a monthFree planAndroidiOSWebmacOS
VisitBackyard AI vs HammerAI
What both publish
| Fact | Backyard AI | HammerAI |
|---|---|---|
| Company legal name | The service terms identify Ahoy Labs, Inc. as the company. | The Apple App Store identifies the seller as Sunspot LLC. |
| Documentation depth | The documentation covers character prompts, response formatting, lorebooks, author notes, grammars, model parameters and advanced tips. | Official docs cover installation, Ollama, Linux, vision models, characters, chat, lorebooks, personas, stories, image generation, quantization, proxy models and model parameters. |
| Group chats | Parties support chatting with up to four AI characters simultaneously. | The service supports conversations with up to ten characters simultaneously. |
| Lorebooks | Lorebooks inject keyword-triggered background information into recent chat context; entries are capped at 384 combined tokens. | Lorebooks provide dynamic memory for world facts and story context. |
| Praise: roleplay quality | An Apple reviewer praised the clean interface, broad character hub, fast streaming responses and usefulness for roleplay, writing and general chat. | DreamGen reviewers reported strong character consistency, dynamic prose, useful model controls and good image results. |
| Rating on Apple App Store | 3.4 out of 5 from 37 ratings | 3.2 out of 5 from 17 ratings |
Backyard AI plans
- Desktop AppFree
- FreeFree
- Standard$12 a month
- Pro$35 a month
HammerAI plans
- FreeFree
- Tiny credit pack$1.99, paid once
- Small credit pack$4.99, paid once
- Starter$9 a month
- Medium credit pack$9.99, paid once
- Advanced$18 a month
Pick Backyard AI if…
Backyard AI suits people looking for character-led stories, text adventures, or roleplaying. It also offers voice chats and a desktop option for using local models offline.
Pick HammerAI if…
HammerAI may suit people interested in character conversations, roleplay, and story creation, including desktop users who want to run downloaded local models offline. Its stated age requirement makes it unsuitable for users below 18 or the local age of consent, whichever is greater.