# Liner vs OneImportantThing

The clearest difference is update cadence: Liner at weekly against OneImportantThing's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Liner sells 9 in-app purchases, starting at $14.99 per month and OneImportantThing sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Liner ships an update weekly, OneImportantThing every 3 weeks. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Liner | OneImportantThing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (1.4K ratings)](https://appshunter.io/ios/app/liner-ai-search-chat-write/id955395198/reviews)** | — |
| Number of ratings | **1.4K** | — |
| Positive reviews | 39.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 122 MB | 6 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Liner Corp.](https://appshunter.io/developer/955395197) | [Hoshaiah Domingo](https://appshunter.io/developer/1860535479) |

## What reviewers say

### Liner

[App page](https://appshunter.io/ios/app/liner-ai-search-chat-write/id955395198)

This AI-powered assistant provides accurate answers to your questions, summarizes content, and solves problems using advanced AI models. It can analyze photos, files, and YouTube videos, offering reliable information backed by reputable sources.

**Highlights:** Accurate AI search, Summarize YouTube videos, Solve problems from photos, Analyze uploaded files, Chat with photos, Multiple AI models

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Professional Monthly | $14.99 | per month |
| Liner Pro | $17.99 | per month |
| Liner Pro | $17.99 | per month |
| Professional Monthly | $35.99 | per month |
| Liner Max | $35.99 | per month |
| Professional Yearly | $175.99 | per year |
| Professional Yearly | $175.99 | per year |
| Professional Yearly | $195.99 | per year |
| Professional Yearly | $324.99 | per year |


### OneImportantThing

[App page](https://appshunter.io/ios/app/oneimportantthing/id6760181640)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $1.99 | per month |
| Lifetime Premium | $4.99 | one-time |


## Frequently asked questions

### Is Liner free?

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

### Is OneImportantThing free?

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

### Do Liner or OneImportantThing have ads?

Neither Liner nor OneImportantThing shows ads.

### Which is updated more often, Liner or OneImportantThing?

Liner ships an update weekly, and OneImportantThing every 3 weeks. Most recently, Liner was updated on November 6, 2026 and OneImportantThing on October 31, 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.*