Nexi is an iOS app that puts every major AI model right in your pocket. Chat with Google Gemini, OpenAI GPT, Anthropic Claude, Meta Llama, Mistral, and 35+ more — all from a single, unified interface. No switching apps, no juggling subscriptions, no friction.
One app. All AI.
- 40+ AI Models — Switch between models from Google, OpenAI, Anthropic, Meta, Mistral, Qwen, and more with a single tap
- Vision — Send photos directly from your camera roll or camera for analysis by vision-capable models
- Encrypted Chat History — All your conversations are encrypted and synced securely to the cloud
- Sign in with Apple / Google — Fast, private authentication with no passwords required
- Email Sign-In — Passwordless 6-digit code login for any email address
- Subscription Plans — Free, Basic, and Premium tiers managed through the App Store
- Smart Quotas — Daily request limits that reset automatically; Premium users get unlimited text chats
- Avatar & Profile — Personalize your profile with a custom photo
| Provider | Models |
|---|---|
| Gemini 3 Pro, Gemini 2.5 Flash, Gemini 2.0 Flash, Gemma series | |
| OpenAI | GPT-4o, GPT-4o mini, GPT-4.1 mini |
| Anthropic | Claude Opus 4.6, Claude Sonnet 4.6 |
| Meta | Llama 3.2 Vision, Llama 4 Scout, Llama 4 Maverick |
| Mistral | Mistral Large, Pixtral 12B |
| Qwen | Qwen 3, Qwen 2.5 Vision, Qwen VL |
| Others | Kimi, NVIDIA Nemotron, Reka Flash, GLM-4, Seed-Vision |
| Feature | Free | Basic | Premium |
|---|---|---|---|
| Daily text chats | 10 | 25 | Unlimited |
| Image requests / day | 1 | 3 | 15 |
| Access to all 40+ models | ✓ | ✓ | ✓ |
| Encrypted chat history | ✓ | ✓ | ✓ |
| Vision (send images) | ✓ | ✓ | ✓ |
Quotas reset daily at midnight. Premium subscribers never hit a text request limit.
- Encrypted messages — Every chat message is encrypted before it ever touches the server
- Sign in with Apple — Your email stays private; Apple handles authentication
- No password storage — Authentication is fully delegated to Apple, Google, or a one-time email code
- Secure tokens — Short-lived access tokens with automatic silent refresh
nexi-ios/
├── App/
│ ├── NexiApp.swift
│ └── ContentView.swift
├── Features/
│ ├── Auth/ # Sign in with Apple / Google / Email
│ ├── Chat/ # Chat view, message list, input bar
│ ├── Models/ # Model picker & switcher
│ ├── Vision/ # Image attachment & preview
│ ├── Profile/ # Avatar, subscription, settings
│ └── Billing/ # App Store purchases & validation
├── Services/
│ ├── APIClient.swift # Signed API requests
│ ├── AuthService.swift # Token management & refresh
│ └── ImageService.swift # Upload & CDN
└── Resources/
├── Assets.xcassets
└── Localizable.strings
Built with love for iOS · Powered by OpenRouter · Secured by Apple
Nexi — All AI in One Place