# e建通 vs Toolkk

The clearest difference is in-app purchases: e建通 at none against Toolkk's 10. e建通 also leads on ads (none vs shown) and update cadence (every 2 weeks vs every 3 months). On price and device support there is nothing between them.

Both are free to download. Toolkk sells 10 in-app purchases, starting at $0.99 per month. e建通 asks for nothing beyond the download.

e建通 ships an update every 2 weeks, Toolkk every 3 months. The most recent releases landed on September 18, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | e建通 | Toolkk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/toolkk-tools-calculator-pdf/id1669654009/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | — | Free with in-app purchases |
| Size | 25 MB | 81 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 12+ |
| Developer | [Jiangsu Yi Yong Technology Co.Ltd](https://appshunter.io/developer/1457337668) | [Chengdu Yunbyte Network Technology Co., Ltd.](https://appshunter.io/developer/1804864993) |

## What reviewers say

### e建通

[App page](https://appshunter.io/ios/app/e/id1485256056)

**In-app purchases:** none


### Toolkk

[App page](https://appshunter.io/ios/app/toolkk-tools-calculator-pdf/id1669654009)

An all-in-one online toolbox offering over 1000 free utilities for calculation, conversion, image processing, PDF management, and developer tasks. Most tools run locally for enhanced privacy, providing instant access without installation.

**Highlights:** 1000+ free online utilities, Instant access, no installation, Local processing for privacy, Scientific calculator and converters, Image and PDF manipulation tools, Developer tools (JSON, Base64, hashing), QR code generator and reader

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Membership | $0.99 | per month |
| Pro Monthly Membership | $1.99 | per month |
| Premium Annual Membership | $9.99 | per year |
| Pro Annual Membership | $29.99 | per year |
| 500 Point Craft Coins | $0.99 | one-time |
| 100 Point Craft Coins | $0.99 | one-time |
| 10,500 Point Craft Coins | $14.99 | one-time |
| Premium Lifetime Membership | $19.99 | one-time |
| Pro Lifetime Membership | $39.99 | one-time |
| 120,000 Point Craft Coins | $149.99 | one-time |


## Frequently asked questions

### Is e建通 free?

e建通 is free to download, with no in-app purchases.

### Is Toolkk free?

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

### Do e建通 or Toolkk have ads?

Toolkk shows ads; e建通 does not.

### Which is updated more often, e建通 or Toolkk?

e建通 ships an update every 2 weeks, and Toolkk every 3 months. Most recently, e建通 was updated on September 18, 2026 and Toolkk on September 6, 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.*