# GreenVector vs Sen

The clearest difference is update cadence: Sen at every 4 days against GreenVector's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

GreenVector ships an update fortnightly, Sen every 4 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | GreenVector | Sen |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Size | 2 MB | 84 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [CODEN COMPANY LIMITED](https://appshunter.io/developer/1848084193) | [nguyen khanh](https://appshunter.io/developer/6806114811) |

## What reviewers say

### GreenVector

[App page](https://appshunter.io/ios/app/greenvector/id6754376734)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sen

[App page](https://appshunter.io/ios/app/sen-lich-am-kinh-phat/id6806114807)

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

**In-app purchases:** none


## Frequently asked questions

### Is GreenVector free?

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

### Is Sen free?

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

### Do GreenVector or Sen have ads?

Neither GreenVector nor Sen shows ads.

### Which is updated more often, GreenVector or Sen?

GreenVector ships an update fortnightly, and Sen every 4 days. Most recently, GreenVector was updated on October 25, 2026 and Sen on October 31, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*