# Pine Assistant vs AutoInvent

The clearest difference is rating: AutoInvent at 5.0 against Pine Assistant's 4.4. AutoInvent also leads on review sentiment (100% vs 73%) and iOS requirement (16.4 vs 18.0). Pine Assistant's advantage is in-app purchases (none vs 3) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. AutoInvent sells 3 in-app purchases, starting at $39.00 per month. Pine Assistant asks for nothing beyond the download.

AutoInvent holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Pine Assistant has 148 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 73% of Pine Assistant's written reviews are positive against 100% of AutoInvent's.

Pine Assistant ships an update daily, AutoInvent every 5 days. The most recent releases landed on October 18, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Pine Assistant | AutoInvent |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (148 ratings)](https://appshunter.io/ios/app/pine-assistant/id6746403769/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/autoinvent-patent-ideas/id6801010063/reviews)** |
| Number of ratings | **148** | 4 |
| Positive reviews | 72.9% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 5 days |
| Monetization | **Free** | Freemium |
| Size | 87 MB | 70 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [19Pine Corp.](https://appshunter.io/developer/6806959441) | [AutoInvent, Inc.](https://appshunter.io/developer/6801010065) |

## What reviewers say

### Pine Assistant

[App page](https://appshunter.io/ios/app/pine-assistant/id6746403769)

This app automates bill negotiation, subscription cancellations, and fee disputes by making calls to service providers on your behalf. It aims to save users time and money by handling customer service interactions and resolving billing issues efficiently.

**Highlights:** Negotiate lower rates on bills, Cancel unwanted subscriptions, Dispute fees and recover refunds, Automated customer service calls, Save time and money, Secure AI technology

**Features:** Vision Pro support

**In-app purchases:** none


### AutoInvent

[App page](https://appshunter.io/ios/app/autoinvent-patent-ideas/id6801010063)

Discover abandoned patent ideas daily, enhanced by AI to spark your own innovations. Capture, refine, and even draft provisional patent applications to protect your creations.

**Highlights:** Daily abandoned patent discovery, AI-powered invention refinement, Idea capture via voice or text, Provisional patent drafting, Personalized patent feed, 48-hour idea hold

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $39.00 | per month |
| Pro Annual Offer | $239.00 | per year |
| Pro Annual | $300.00 | per year |


## Frequently asked questions

### Is Pine Assistant free?

Pine Assistant is free to download, with no in-app purchases.

### Is AutoInvent free?

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

### Which has better reviews, Pine Assistant or AutoInvent?

AutoInvent is rated higher. Pine Assistant averages 4.4 out of 5 from 148 ratings, while AutoInvent averages 5.0 from 4 ratings.

### Do Pine Assistant or AutoInvent have ads?

AutoInvent shows ads; Pine Assistant does not.

### Which is updated more often, Pine Assistant or AutoInvent?

Pine Assistant ships an update daily, and AutoInvent every 5 days. Most recently, Pine Assistant was updated on October 18, 2026 and AutoInvent on October 13, 2026.

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