# LightCal² vs PatchDoc

The clearest difference is review sentiment: PatchDoc at 100% against LightCal²'s 67%. PatchDoc also leads on update cadence (every 3 days vs fortnightly) and iOS requirement (17.0 vs 26.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. LightCal² sells 3 in-app purchases, starting at $0.99 per month and PatchDoc sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

LightCal² ships an update fortnightly, PatchDoc every 3 days. The most recent releases landed on September 26, 2026 and September 1, 2026 respectively.

## The numbers

| Metric | LightCal² | PatchDoc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (6 ratings)](https://appshunter.io/ios/app/patchdocfile-and-code-editor/id6763091539/reviews)** |
| Number of ratings | — | **6** |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 85 MB | 35 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Qingyun Software Studio](https://appshunter.io/developer/1513505692) | [夏骏 倪](https://appshunter.io/developer/1892993247) |

## What reviewers say

### LightCal²

[App page](https://appshunter.io/ios/app/lightcal-calendar/id6758233602)

This minimalist calendar app helps you manage your schedule and visualize important dates. It offers countdowns to future events and the ability to add special markers to specific days, bringing a sense of ritual to your time.

**Highlights:** Countdown to future events, Count up from past events, Date badges for special days, Detailed date information, Schedule management, Minimalist design

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| Annual | $1.99 | per year |
| Lifetime | $4.99 | one-time |


### PatchDoc

[App page](https://appshunter.io/ios/app/patchdocfile-and-code-editor/id6763091539)

A versatile document editor and viewer for iPhone and iPad. Quickly edit text, code, and CSV files, preview PDFs and Office documents, and extract archives. Streamline your mobile file management.

**Highlights:** Text and code editing with syntax highlighting, CSV table browsing and editing, HTML source editing with live preview, PDF viewing with annotations, Preview for Office documents and images, Archive browsing and extraction

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 终身会员 | $0.99 | one-time |


## Frequently asked questions

### Is LightCal² free?

LightCal² is free to download, with in-app purchases available.

### Is PatchDoc free?

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

### Do LightCal² or PatchDoc have ads?

Neither LightCal² nor PatchDoc shows ads.

### Which is updated more often, LightCal² or PatchDoc?

LightCal² ships an update fortnightly, and PatchDoc every 3 days. Most recently, LightCal² was updated on September 26, 2026 and PatchDoc on September 1, 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.*