OpenAssistant vs PIPE
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OpenAssistant
This app allows users to create and manage custom AI assistants for quick answers about files. It integrates with vector stores for efficient semantic search and supports natural conversations with uploaded documents.
- Create and customize AI assistants
- Manage multiple assistants
- Integrate with vector stores
- Upload and search multiple file types
- Natural language conversations with documents
- Choose ChatGPT models
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If you’re seeking quick answers about any file(s) you stumble across, OpenAssistant is here to (help) blow your mind. This app is designed to call the Assistants=v2 API. Core Features: - Create & Customize Assistants: - Personalize names and descriptions - Set custom instructions - Adjust parameters - Choose ChatGPT model (Updated with 4.1 + o1 + o3-mini) - Full Management Control: - Create, update, and delete assistants - Manage multiple assistants for different content - Vector Store Integration: - Create and manage vector stores - Upload and organize multiple file types - Efficient semantic search capabilities Interactive: - Natural Conversations - Chat naturally about your documents - Seamless Integration - Upload multiple files simultaneously - Chat with your files within minutes.
PIPE
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PIPE is a powerful API client built for developers on the go. Test and debug REST, GraphQL, WebSocket, SSE, and MQTT connections directly from your phone. All data stays on your device. Secrets are encrypted. No accounts, no cloud, no tracking - just a fast, private tool. Key Features: • REST client with full HTTP method support • GraphQL client with query formatting • WebSocket real-time connections • Server-Sent Events (SSE) streaming • MQTT publish and subscribe • Environment variables for managing multiple configs • Collections to organize and save requests • Secure storage for API keys and tokens • Request history • Data export and import • Light and dark themes Support: • Privacy Policy: https://www.kubicle.studio/pipe/privacy.html • Terms and Conditions: https://www.kubicle.studio/pipe/terms.html • EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula
Screenshots
Verdict
The clearest difference is price: OpenAssistant at Free against PIPE's $2.99. PIPE's advantage is update cadence (every 2 days vs every 3 weeks). On ads, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
OpenAssistant is free to download; PIPE costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
OpenAssistant ships an update every 3 weeks, PIPE every 2 days. The most recent releases landed on September 23, 2026 and September 21, 2026 respectively.
| Parameter | OpenAssistant | PIPE |
|---|---|---|
| Price | Free — better | $2.99 |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 3 weeks | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 5 MB | 36 MB |
| Age rating | 17+ | 4+ |
| Developer | Gunnar Hostetler | Kubicle LLC |
In-app purchases
OpenAssistant
No in-app purchases
PIPE
No in-app purchases









