# SHEYIN vs Lexis Graph

The clearest difference is in-app purchases: SHEYIN at none against Lexis Graph's 3. SHEYIN also leads on iOS requirement (13.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Lexis Graph sells 3 in-app purchases, starting at $1.99 per month. SHEYIN asks for nothing beyond the download.

SHEYIN ships an update every 2 weeks, Lexis Graph every 3 weeks. The most recent releases landed on September 19, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | SHEYIN | Lexis Graph |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 86 MB | 121 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Guangzhou Sheyin Technology Co., Ltd.](https://appshunter.io/developer/1883660384) | [禹 杜](https://appshunter.io/developer/1826041186) |

## What reviewers say

### SHEYIN

[App page](https://appshunter.io/ios/app/sheyin/id6760291729)

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

**In-app purchases:** none


### Lexis Graph

[App page](https://appshunter.io/ios/app/lexis-graph/id6783677179)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 「Lexis Graph」Pro Monthly | $1.99 | per month |
| 「Lexis Graph」Pro Yearly | $14.99 | per year |
| 「Lexis Graph」Pro Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is SHEYIN free?

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

### Is Lexis Graph free?

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

### Do SHEYIN or Lexis Graph have ads?

Neither SHEYIN nor Lexis Graph shows ads.

### Which is updated more often, SHEYIN or Lexis Graph?

SHEYIN ships an update every 2 weeks, and Lexis Graph every 3 weeks. Most recently, SHEYIN was updated on September 19, 2026 and Lexis Graph on September 15, 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.*