# ConnectSei vs PaperUno

The clearest difference is in-app purchases: ConnectSei at none against PaperUno's 3. ConnectSei also leads on iOS requirement (12.4 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. PaperUno sells 3 in-app purchases, starting at $3.99 per month. ConnectSei asks for nothing beyond the download.

ConnectSei ships an update every 8 days, PaperUno weekly. The most recent releases landed on October 30, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | ConnectSei | PaperUno |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 days | **Weekly** |
| Size | 24 MB | 78 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [IINVSYS Private LIMITED](https://appshunter.io/developer/1638898570) | [炯炯 胡](https://appshunter.io/developer/1774315636) |

## What reviewers say

### ConnectSei

[App page](https://appshunter.io/ios/app/connectsei/id6677057323)

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

**In-app purchases:** none


### PaperUno

[App page](https://appshunter.io/ios/app/paperuno-grid-and-graph-maker/id6784046887)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PaperUno Pro (Monthly) | $3.99 | per month |
| PaperUno Pro (Yearly) | $19.99 | per year |
| PaperUno Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is ConnectSei free?

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

### Is PaperUno free?

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

### Do ConnectSei or PaperUno have ads?

Neither ConnectSei nor PaperUno shows ads.

### Which is updated more often, ConnectSei or PaperUno?

ConnectSei ships an update every 8 days, and PaperUno weekly. Most recently, ConnectSei was updated on October 30, 2026 and PaperUno on November 13, 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.*