# PDF Field Guide vs Focus Timer & To do

The clearest difference is update cadence: PDF Field Guide at monthly against Focus Timer & To do's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. PDF Field Guide sells 2 one-off in-app purchases and Focus Timer & To do sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

PDF Field Guide ships an update monthly, Focus Timer & To do every 3 months. The most recent releases landed on October 16, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | PDF Field Guide | Focus Timer & To do |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pdf-field-guide/id6475620684/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free | — |
| Size | 1 MB | 7 MB |
| Requires iOS | **17.0** | 17.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Heidi Paul](https://appshunter.io/developer/1724530685) | [Ali Siddique](https://appshunter.io/developer/1681271435) |

## What reviewers say

### PDF Field Guide

[App page](https://appshunter.io/ios/app/pdf-field-guide/id6475620684)

Quickly access, search, and share your essential PDF documents. Organize and import files for offline viewing, and convert images into searchable PDFs. Smart zoom and full-screen reading enhance your experience.

**Highlights:** Organize and group documents, Import PDFs for offline viewing, Create searchable PDFs from images, Smart zoom and full-screen reading, Keyword search and table of contents, Share documents via multiple methods

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Pass | $1.99 | one-time |
| Pro Pass | $4.99 | one-time |


### Focus Timer & To do

[App page](https://appshunter.io/ios/app/focus-timer-and-to-do/id6476673754)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Timely Monthly | $2.99 | per month |
| Pro Timely Yearly | $19.99 | per year |
| All features | $3.99 | one-time |


## Frequently asked questions

### Is PDF Field Guide free?

PDF Field Guide is free to download, with in-app purchases available.

### Is Focus Timer & To do free?

Focus Timer & To do is free to download, with in-app purchases available.

### Do PDF Field Guide or Focus Timer & To do have ads?

Neither PDF Field Guide nor Focus Timer & To do shows ads.

### Which is updated more often, PDF Field Guide or Focus Timer & To do?

PDF Field Guide ships an update monthly, and Focus Timer & To do every 3 months. Most recently, PDF Field Guide was updated on October 16, 2026 and Focus Timer & To do 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.*