# DayFinder vs PaperUno

The clearest difference is ads: PaperUno at none against DayFinder's shown. PaperUno also leads on iOS requirement (15.6 vs 18.0). DayFinder's advantage is update cadence (weekly vs every 2 weeks). On price, 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.

DayFinder ships an update weekly, PaperUno every 2 weeks. The most recent releases landed on September 21, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | DayFinder | PaperUno |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 2 weeks |
| Size | 9 MB | 71 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Osman Dogan](https://appshunter.io/developer/1778067257) | [炯炯 胡](https://appshunter.io/developer/1774315636) |

## What reviewers say

### DayFinder

[App page](https://appshunter.io/ios/app/dayfinder-date-calculator/id6737811392)

**Features:** macOS Compatibility

**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:** none


## Frequently asked questions

### Is DayFinder free?

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

### Is PaperUno free?

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

### Do DayFinder or PaperUno have ads?

DayFinder shows ads; PaperUno does not.

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

DayFinder ships an update weekly, and PaperUno every 2 weeks. Most recently, DayFinder was updated on September 21, 2026 and PaperUno on September 18, 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.*