# 长图便签 vs 油耗助手

The clearest difference is in-app purchases: 油耗助手 at none against 长图便签's 1. 油耗助手 also leads on update cadence (every 2 months vs every 12 months). 长图便签's advantage is iOS requirement (12.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. 长图便签 sells 1 in-app purchase, starting at $1.99 per month. 油耗助手 asks for nothing beyond the download.

长图便签 ships an update every 12 months, 油耗助手 every 2 months. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | 长图便签 | 油耗助手 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (56 ratings)](https://appshunter.io/ios/app/id1521205517/reviews)** | — |
| Number of ratings | **56** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 37 MB | 2 MB |
| Requires iOS | **12.0** | 26.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [晨铭 李](https://appshunter.io/developer/1468077452) | [浩洋 景](https://appshunter.io/developer/6790610656) |

## What reviewers say

### 长图便签

[App page](https://appshunter.io/ios/app/id1521205517)

Capture inspiration and life moments with this elegant note-taking app. It offers features like word count, one-click long image generation for social sharing, and undo/redo functionality for seamless editing. Notes are permanently saved and synced across devices.

**Highlights:** Word count for productivity tracking, One-click long image generation, Undo/redo editing functions, Cross-device synchronization, Permanent content saving

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 长图便签-月会员 | $1.99 | per month |


### 油耗助手

[App page](https://appshunter.io/ios/app/id6768849521)

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

**In-app purchases:** none


## Frequently asked questions

### Is 长图便签 free?

长图便签 is free to download, with in-app purchases available.

### Is 油耗助手 free?

油耗助手 is free to download, with no in-app purchases.

### Do 长图便签 or 油耗助手 have ads?

Neither 长图便签 nor 油耗助手 shows ads.

### Which is updated more often, 长图便签 or 油耗助手?

长图便签 ships an update every 12 months, and 油耗助手 every 2 months. Most recently, 长图便签 was updated on October 24, 2026 and 油耗助手 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.*