Open Minis vs Until
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Open Minis
This AI agent runs locally on your device, taking actions like browsing the web, managing your schedule, and controlling smart home devices. It integrates deeply with iOS frameworks and allows you to bring your own API keys from various AI providers. Customize its capabilities with a skills system and enjoy persistent memory for a personalized experience.
- On-device AI agent
- Multi-model AI provider support
- Deep iOS framework integration
- Built-in web browser
- Customizable skills system
- Persistent memory
- Siri Shortcuts integration
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Minis — Local-First On-Device AI Agent Minis is a local-first, on-device AI agent that goes beyond chat. All your data stays on your iPhone — nothing is uploaded to a server by default. Running locally means lower latency and stronger privacy, while the agent still takes real action: browsing the web, accessing your health data, managing your schedule, controlling your smart home, and automating complex tasks. Local-First AI Agent Unlike cloud-only chatbots, Minis runs directly on your device and keeps your data there. The agent executes multi-step tasks autonomously, using tools and native iOS frameworks to get things done — not just answer questions, and not just relay everything to the cloud. Multi-Model, Your Choice Bring your own API key. Choose from leading AI providers: • Anthropic Claude • OpenAI GPT • Google Gemini • DeepSeek • Kimi (Moonshot AI) • OpenRouter • Any OpenAI-compatible endpoint Deep iOS Integration The agent accesses Apple frameworks natively: • HealthKit — steps, heart rate, sleep, workouts, SpO₂ • Calendar & Reminders — create events, check availability, manage tasks • HomeKit — control lights, switches, scenes, and smart accessories • Photos — search, organize, and export from your library • Location & Maps — current location, directions, nearby POIs • Vision — OCR text recognition, object detection, barcode scanning • Speech — real-time transcription and text-to-speech • Weather — current conditions, hourly and daily forecasts Built-in Web Browser Navigate pages, take screenshots, extract content, fill forms, and interact with websites — all driven by the AI agent in the background. Skills System Import or create custom AI skills to extend the agent's capabilities. Share skills with others or build your own for specialized workflows. Persistent Memory The agent remembers your preferences, project context, and recurring patterns across sessions — building a personalized assistant that improves over time, all stored locally on your device. Siri Shortcuts Automate AI tasks with Siri and the Shortcuts app. Send prompts with file attachments, wait for results, and chain into complex workflows — all hands-free. Privacy by Design Your API keys and data stay on-device. Fine-grained permission controls let you decide exactly which personal data the agent can access. No account required. No data collected.
Until
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A date tells you when. Until helps you decide what to do before it arrives. Build a preparation plan around a trip, exam, move, wedding, birthday, concert, work deadline, or personal event. Keep the steps, checkpoints, and remaining time together, so you can prepare at your own pace. START WITH A PLAN YOU CAN SHAPE Browse the Plan Library and preview suggested steps before creating an event. Keep the tasks and checkpoints you need. Suggested task dates fit the time available, and every step remains editable. SEE TODAY AND THE ROAD AHEAD Open an event to see task completion progress and a plan grouped into items needing attention, the next seven days, later steps, and undated tasks. Start early on a future task without losing sight of what is due now. Completed steps remain available to edit or reopen. ADJUST WHEN YOUR DATE CHANGES Link a task or checkpoint to its event date. When you reschedule the event, choose whether linked unfinished tasks and checkpoints move with it. Completed tasks and fixed external deadlines keep their dates. Preview linked task dates before saving. KEEP DEADLINES IN CONTEXT Add your own milestones, notes, and fixed deadlines. Template checkpoints are planning suggestions; confirm actual booking, registration, and other external deadlines with the relevant provider. PREPARE FROM YOUR HOME SCREEN Widgets show event colors, remaining days, task completion progress, and upcoming steps. Use the nearest-three-events widget with filters, or focus on a particular event. MORE WAYS TO MAKE IT YOURS • All-day events and tasks, timed tasks, or tasks without a due date • Local reminders with clear timing descriptions • Import events you choose from Apple Calendar • Event colors, symbols, and emoji • iPad sidebar and plan detail displayed side by side • English and Simplified Chinese, switchable in Settings • Count-up dates for past events and shareable preparation summaries No account is required. Plans are stored locally on your device. Until does not include advertising or third-party analytics. Every event gets a plan.
Screenshots
Verdict
Open Minis and Until are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Open Minis ships an update weekly, Until every 5 days. The most recent releases landed on October 28, 2026 and October 9, 2026 respectively.
| Parameter | Open Minis | Until |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (95 ratings) — better | — |
| Positive reviews | 96.1% of reviews | — |
| Number of ratings | 95 — better | — |
| Update frequency | Weekly | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 398 MB | 5 MB |
| Age rating | 17+ | 4+ |
| Developer | 森 王 | Jialang Zhang |
In-app purchases
Open Minis
No in-app purchases
Until
No in-app purchases









