# TT会员 vs MarkSnap

The clearest difference is in-app purchases: TT会员 at none against MarkSnap's 1. TT会员 also leads on iOS requirement (12.0 vs 17.6). MarkSnap's advantage is update cadence (every 2 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. MarkSnap sells 1 one-off in-app purchase. TT会员 asks for nothing beyond the download.

TT会员 ships an update every 2 months, MarkSnap every 2 days. The most recent releases landed on August 3, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | TT会员 | MarkSnap |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Size | 45 MB | 3 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [TongTeng Co., Ltd.](https://appshunter.io/developer/1298482803) | [Jundong LIAO](https://appshunter.io/developer/583444451) |

## What reviewers say

### TT会员

[App page](https://appshunter.io/ios/app/tt/id1298482804)

**Features:** macOS Compatibility

**In-app purchases:** none


### MarkSnap

[App page](https://appshunter.io/ios/app/marksnap/id6751709245)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Features | $1.99 | one-time |


## Frequently asked questions

### Is TT会员 free?

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

### Is MarkSnap free?

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

### Do TT会员 or MarkSnap have ads?

Neither TT会员 nor MarkSnap shows ads.

### Which is updated more often, TT会员 or MarkSnap?

TT会员 ships an update every 2 months, and MarkSnap every 2 days. Most recently, TT会员 was updated on August 3, 2026 and MarkSnap on September 10, 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.*