# 油迹Pro vs CroReader

The clearest difference is review sentiment: CroReader at 100% against 油迹Pro's 67%. CroReader also leads on update cadence (every 4 days vs every 2 weeks). 油迹Pro's advantage is price ($0.99 vs $1.99). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

油迹Pro costs $0.99 and CroReader $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

油迹Pro ships an update every 2 weeks, CroReader every 4 days. The most recent releases landed on August 2, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | 油迹Pro | CroReader |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | Paid | **Free** |
| Size | 5 MB | 29 MB |
| Requires iOS | **17.0** | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [熵析云枢网络科技](https://appshunter.io/developer/1873311794) | [健 陆](https://appshunter.io/developer/1858980070) |

## What reviewers say

### 油迹Pro

[App page](https://appshunter.io/ios/app/pro/id6758520192)

This app helps car owners manage their fuel and charging expenses with intuitive logging and smart analysis. Track your driving costs, understand fuel consumption patterns, and visualize your energy spending trends. It offers ad-free, privacy-focused data management for multiple vehicles.

**Highlights:** Record fuel and charging transactions, Track fuel consumption and costs, Visualize energy usage trends, Manage multiple vehicles, Cloud synchronization, Ad-free experience, Data privacy protection

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

**In-app purchases:** none


### CroReader

[App page](https://appshunter.io/ios/app/croreader/id6762633422)

A minimalist local eBook reader for iPhone that offers a distraction-free reading experience. Import your books in various formats and customize your reading layout with adjustable fonts, themes, and spacing. Enjoy realistic page-turning animations for a comfortable, immersive session.

**Highlights:** Supports TXT, MOBI, EPUB formats, Customizable background themes, Multiple reading fonts (custom import), Adjustable font size, line spacing, margins, Immersive reading mode, Realistic page-turning animation

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

**In-app purchases:** none


## Frequently asked questions

### Is 油迹Pro free?

油迹Pro costs $0.99, with no in-app purchases.

### Is CroReader free?

CroReader costs $1.99, with no in-app purchases.

### Do 油迹Pro or CroReader have ads?

Neither 油迹Pro nor CroReader shows ads.

### Which is updated more often, 油迹Pro or CroReader?

油迹Pro ships an update every 2 weeks, and CroReader every 4 days. Most recently, 油迹Pro was updated on August 2, 2026 and CroReader on September 16, 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.*