# Study Guide Pro vs Truly Simple Timeline

The clearest difference is review sentiment: Truly Simple Timeline at 50% against Study Guide Pro's 0%. Truly Simple Timeline also leads on price (Free vs $2.99) and update cadence (fortnightly vs every 2 months). Study Guide Pro's advantage is in-app purchases (none vs 1) and iOS requirement (15.6 vs 17.0). On ratings volume, ads and device support there is nothing between them.

Truly Simple Timeline is free to download; Study Guide Pro costs $2.99 up front. Truly Simple Timeline sells 1 one-off in-app purchase. Study Guide Pro asks for nothing beyond the download.

Truly Simple Timeline holds the better App Store score, 4.3 against 4.0. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews point the same way: 0% of Study Guide Pro's written reviews are positive against 50% of Truly Simple Timeline's.

Study Guide Pro ships an update every 2 months, Truly Simple Timeline fortnightly. The most recent releases landed on October 15, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Study Guide Pro | Truly Simple Timeline |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | [4.0 (2 ratings)](https://appshunter.io/ios/app/study-guide-pro/id916066498/reviews) | **[4.3 (4 ratings)](https://appshunter.io/ios/app/truly-simple-timeline/id6747322531/reviews)** |
| Number of ratings | 2 | **4** |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 2 MB | 2 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Pablo Arista](https://appshunter.io/developer/912273635) | [Colin Wright](https://appshunter.io/developer/1814828139) |

## What reviewers say

### Study Guide Pro

[App page](https://appshunter.io/ios/app/study-guide-pro/id916066498)

Create and review custom study guides for any subject. Organize questions and answers, randomize them for practice, and access your guides on your Apple Watch. Perfect for preparing for quizzes, tests, and certifications.

**Highlights:** Create custom study guides, Add questions and answers, Randomize question order, Create multiple guides, Edit existing entries, Apple Watch integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Truly Simple Timeline

[App page](https://appshunter.io/ios/app/truly-simple-timeline/id6747322531)

Build and visualize narrative arcs, story beats, and character involvement across novels or any project. Its drag-and-drop interface supports various event types and date spans, with cross-device functionality for easy planning and adjustments.

**Highlights:** Drag-and-drop interface, Narrative arc and story beat tracking, Single-date and duration events, BC/AD date support, Vertical and horizontal modes, Cross-device functionality

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Pro | $4.99 | one-time |


## Frequently asked questions

### Is Study Guide Pro free?

Study Guide Pro costs $2.99, with no in-app purchases.

### Is Truly Simple Timeline free?

Truly Simple Timeline is free to download, with in-app purchases available.

### Which has better reviews, Study Guide Pro or Truly Simple Timeline?

Truly Simple Timeline is rated higher. Study Guide Pro averages 4.0 out of 5 from 2 ratings, while Truly Simple Timeline averages 4.3 from 4 ratings.

### Do Study Guide Pro or Truly Simple Timeline have ads?

Neither Study Guide Pro nor Truly Simple Timeline shows ads.

### Which is updated more often, Study Guide Pro or Truly Simple Timeline?

Study Guide Pro ships an update every 2 months, and Truly Simple Timeline fortnightly. Most recently, Study Guide Pro was updated on October 15, 2026 and Truly Simple Timeline on October 24, 2026.

---

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