# The Stack vs convert image to pdf

The clearest difference is device support: The Stack at 4 against convert image to pdf's 2. convert image to pdf's advantage is iOS requirement (15.1 vs 26.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. The Stack sells 3 one-off in-app purchases and convert image to pdf sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

The Stack ships an update every 5 weeks, convert image to pdf every 4 weeks. The most recent releases landed on October 7, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | The Stack | convert image to pdf |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/the-stack-notes-to-self/id6615075283/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 12 MB | 59 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Elegant Chaos Limited](https://appshunter.io/developer/1212020544) | [Dzidula Etonam Vossa](https://appshunter.io/developer/1881515914) |

## What reviewers say

### The Stack

[App page](https://appshunter.io/ios/app/the-stack-notes-to-self/id6615075283)

This app offers a straightforward approach to managing tasks and capturing thoughts. It utilizes a single list of text-based notes organized with hashtags for easy retrieval and organization.

**Highlights:** Simple text-based notes, Hashtag organization, Easy idea capture, To-do list management, Streamlined interface

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fresh Straw | $0.99 | one-time |
| A Nice Juicy Carrot | $2.99 | one-time |
| Deluxe Hamster Wheel | $9.99 | one-time |


### convert image to pdf

[App page](https://appshunter.io/ios/app/convert-image-to-pdf-tooly/id6761171365)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium weekly | $4.99 | per 7 days |
| Premium Tooly | $4.99 | one-time |


## Frequently asked questions

### Is The Stack free?

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

### Is convert image to pdf free?

convert image to pdf is free to download, with in-app purchases available.

### Do The Stack or convert image to pdf have ads?

Neither The Stack nor convert image to pdf shows ads.

### Which is updated more often, The Stack or convert image to pdf?

The Stack ships an update every 5 weeks, and convert image to pdf every 4 weeks. Most recently, The Stack was updated on October 7, 2026 and convert image to pdf on October 25, 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.*