# Agatha Christie Reading List vs Constant Reader

The clearest difference is update cadence: Constant Reader at every 2 days against Agatha Christie Reading List's every 4 months. Constant Reader also leads on review sentiment (100% vs 91%). Agatha Christie Reading List's advantage is device support (3 vs 1) and ratings volume (56 vs 15). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Constant Reader holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 56 and 15 respectively. Written reviews point the same way: 91% of Agatha Christie Reading List's written reviews are positive against 100% of Constant Reader's.

Agatha Christie Reading List ships an update every 4 months, Constant Reader every 2 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Agatha Christie Reading List | Constant Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (56 ratings)](https://appshunter.io/ios/app/agatha-christie-reading-list/id1017426542/reviews) | **[4.9 (15 ratings)](https://appshunter.io/ios/app/constant-reader/id6760911719/reviews)** |
| Number of ratings | **56** | 15 |
| Positive reviews | 90.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Free | Free |
| Size | 336 MB | 8 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 9+ |
| Developer | [Carolyn Lea](https://appshunter.io/developer/897758731) | [Shed Labs LLC](https://appshunter.io/developer/1858129757) |

## What reviewers say

### Agatha Christie Reading List

[App page](https://appshunter.io/ios/app/agatha-christie-reading-list/id1017426542)

Track your Agatha Christie reading and book collection with this comprehensive checklist. Discover related works, graphic novels, and trivia. Organize your library, rate books, and add personal notes.

**Highlights:** Complete list of all published works, Track read and owned books, Discover books about Agatha Christie, Find inspired works and graphic novels, Rate books and add personal notes, Sort books by various criteria

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 📚 Comprehensive Christie catalog
- 🗂️ Easy sorting and filtering
- 💡 Thoughtful opening quotes
- 🔍 Excellent search functionality
- 📝 Ability to leave notes

**What reviewers complain about**

- 🖨️ Lacks printing option
- 📤 No data export to Excel
- 📉 Removed 'achievement' feature
- 📊 Removed reader's stats/progress totals
- ⚠️ 'Alternate Titles' section not working

**Reported bugs**

- Alternate Titles section not working
- Cannot transfer data to new device
- Missing some titles
- Reader's stats area disappeared after update
- Personal progress totals removed after update

**Requested features**

- Printable reading list
- Export data to Excel
- Track audiobooks
- Track physical books separately
- Add more classic mystery writers


### Constant Reader

[App page](https://appshunter.io/ios/app/constant-reader/id6760911719)

Track your Stephen King reading journey and explore his universe with detailed insights and adaptation information. Unlock themed ranks as you progress through his iconic bibliography. Designed for fans with a private, fast, and simple experience.

**Highlights:** Track reading progress, Explore King's universe, Unlock themed ranks, Discover book adaptations, Private and fast experience, Stephen King inspired design

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

**In-app purchases:** none


## Frequently asked questions

### Is Agatha Christie Reading List free?

Agatha Christie Reading List is free to download, with no in-app purchases.

### Is Constant Reader free?

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

### Which has better reviews, Agatha Christie Reading List or Constant Reader?

Constant Reader is rated higher. Agatha Christie Reading List averages 4.7 out of 5 from 56 ratings, while Constant Reader averages 4.9 from 15 ratings.

### Do Agatha Christie Reading List or Constant Reader have ads?

Neither Agatha Christie Reading List nor Constant Reader shows ads.

### Which is updated more often, Agatha Christie Reading List or Constant Reader?

Agatha Christie Reading List ships an update every 4 months, and Constant Reader every 2 days. Most recently, Agatha Christie Reading List was updated on November 1, 2026 and Constant Reader on October 31, 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.*