# SparkPDF vs Cache

The clearest difference is review sentiment: SparkPDF at 50% against Cache's 0%. SparkPDF also leads on rating (5.0 vs 3.0) and update cadence (every 10 days vs every 3 weeks). Cache's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, ratings volume, 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.

SparkPDF holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively. Written reviews point the same way: 50% of SparkPDF's written reviews are positive against 0% of Cache's.

SparkPDF ships an update every 10 days, Cache every 3 weeks. Both last shipped on October 7, 2026.

## The numbers

| Metric | SparkPDF | Cache |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sparkpdf-scan-sign-and-fill/id6760437092/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/cache-markdown-notes/id6761917553/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 10 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 111 MB | 39 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Moetez Theiri](https://appshunter.io/developer/1832095709) | [Rocketware Limited](https://appshunter.io/developer/994079890) |

## What reviewers say

### SparkPDF

[App page](https://appshunter.io/ios/app/sparkpdf-scan-sign-and-fill/id6760437092)

Easily scan, sign, and fill PDF documents directly from your phone. This app offers a streamlined way to manage everyday document tasks, including merging files, organizing pages, and converting images to PDF. Enjoy a simple, clean, and fast mobile PDF workflow.

**Highlights:** Scan documents to PDF, Add signatures and stamps, Fill out forms, Manage pages (reorder, delete), Merge PDFs, Convert images to PDF, Organize files

**In-app purchases:** none


### Cache

[App page](https://appshunter.io/ios/app/cache-markdown-notes/id6761917553)

This app offers a private and secure way to manage your notes and tasks using Markdown and Git for synchronization. It prioritizes user control, speed, and offline access, ensuring your data is always yours and accessible.

**Highlights:** Private notes and tasks, Markdown format, Git synchronization, Version control, Offline access, Instant search, Task tracking

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SparkPDF free?

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

### Is Cache free?

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

### Which has better reviews, SparkPDF or Cache?

SparkPDF is rated higher. SparkPDF averages 5.0 out of 5 from 2 ratings, while Cache averages 3.0 from 1 ratings.

### Do SparkPDF or Cache have ads?

SparkPDF shows ads; Cache does not.

### Which is updated more often, SparkPDF or Cache?

SparkPDF ships an update every 10 days, and Cache every 3 weeks. Most recently, SparkPDF was updated on October 7, 2026 and Cache on October 7, 2026.

---

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