# Prompt Vector vs SurfiAI Assistant

The clearest difference is ads: Prompt Vector at none against SurfiAI Assistant's shown. Prompt Vector also leads on ratings volume (3 vs 1). On price, rating, update cadence and in-app purchases there is nothing between them.

Both are free to download. Prompt Vector sells 2 in-app purchases, starting at $4.99 per month and SurfiAI Assistant sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Prompt Vector against 5.0 for SurfiAI Assistant. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

Both ship on a similar rhythm, roughly every 6 days. The most recent releases landed on October 17, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Prompt Vector | SurfiAI Assistant |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (3 ratings)](https://appshunter.io/ios/app/prompt-vector/id6764571041/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/surfiai-assistant/id6781711368/reviews) |
| Number of ratings | **3** | 1 |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 days | Every 6 days |
| Monetization | Freemium | Freemium |
| Size | 17 MB | 26 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hen Solutions LLC](https://appshunter.io/developer/1895444041) | [GalaxyTranslate AI by ProInstallers](https://appshunter.io/developer/1815044319) |

## What reviewers say

### Prompt Vector

[App page](https://appshunter.io/ios/app/prompt-vector/id6764571041)

Access a curated library of over 2000 expert-crafted AI prompts for professionals. Find prompts tailored to specific industries and job functions, with customizable variables and expected output formats. Integrates with Siri Shortcuts and works offline for seamless use.

**Highlights:** 2000+ expert-crafted AI prompts, Customizable prompt variables, Filter by AI tool, industry, or job function, One-tap copy to clipboard, Siri Shortcuts integration, Offline access, Built-in AI prompt generator

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PromptVector Premium (Monthly) | $4.99 | per month |
| PromptVector Premium (Annual) | $29.99 | per year |


### SurfiAI Assistant

[App page](https://appshunter.io/ios/app/surfiai-assistant/id6781711368)

This AI companion offers chat, coding assistance, and task automation on iPhone and iPad. It supports multiple AI models, allows users to bring their own API keys, and includes vision and voice capabilities for enhanced interaction. Enjoy private, on-device processing where available.

**Highlights:** AI chat for everyday tasks, Pair-programming code review, Web task automation agent, Bring Your Own Key (BYOK) for multiple AI models, Image analysis and OCR, Voice input with wake word, On-device inference with Apple Intelligence

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SurfiAI Pro | $9.99 | per month |
| SurfiAI Pro Annual | $79.99 | per year |


## Frequently asked questions

### Is Prompt Vector free?

Prompt Vector is free to download, with in-app purchases available.

### Is SurfiAI Assistant free?

SurfiAI Assistant is free to download, with in-app purchases available.

### Which has better reviews, Prompt Vector or SurfiAI Assistant?

Prompt Vector and SurfiAI Assistant are both rated 5.0 out of 5 on the App Store, from 3 and 1 ratings respectively.

### Do Prompt Vector or SurfiAI Assistant have ads?

SurfiAI Assistant shows ads; Prompt Vector does not.

### Which is updated more often, Prompt Vector or SurfiAI Assistant?

Prompt Vector ships an update every 6 days, and SurfiAI Assistant every 6 days. Most recently, Prompt Vector was updated on October 17, 2026 and SurfiAI Assistant on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*