# 易捷加油 vs Docmark

The clearest difference is review sentiment: Docmark at 100% against 易捷加油's 25%. Docmark also leads on iOS requirement (13.0 vs 15). 易捷加油's advantage is in-app purchases (none vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Docmark sells 1 one-off in-app purchase. 易捷加油 asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on November 11, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | 易捷加油 | Docmark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.2 (50 ratings)](https://appshunter.io/ios/app/id806114204/reviews)** | — |
| Number of ratings | **50** | — |
| Positive reviews | 25.5% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 299 MB | 46 MB |
| Requires iOS | 15 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Sinopec](https://appshunter.io/developer/806114207) | [CometDust Technology (Guangzhou) Co., Ltd](https://appshunter.io/developer/1763733479) |

## What reviewers say

### 易捷加油

[App page](https://appshunter.io/ios/app/id806114204)

**In-app purchases:** none


### Docmark

[App page](https://appshunter.io/ios/app/docmark/id6711330172)

This app helps you manage and secure your credentials with custom watermarks. It prioritizes privacy with offline processing and optional iCloud synchronization. Organize, categorize, and batch edit your documents for enhanced security.

**Highlights:** Offline credential processing, Customizable watermarks, Batch editing and sorting, Local and iCloud storage, Organize and categorize credentials

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $2.99 | one-time |


## Frequently asked questions

### Is 易捷加油 free?

易捷加油 is free to download, with no in-app purchases.

### Is Docmark free?

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

### Do 易捷加油 or Docmark have ads?

Neither 易捷加油 nor Docmark shows ads.

### Which is updated more often, 易捷加油 or Docmark?

易捷加油 ships an update monthly, and Docmark monthly. Most recently, 易捷加油 was updated on November 11, 2026 and Docmark on October 30, 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.*