# Lumi vs Booktrace

The clearest difference is update cadence: Lumi at daily against Booktrace's every 5 days. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Lumi sells 2 in-app purchases, starting at $5.99 per month and Booktrace sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Lumi ships an update daily, Booktrace every 5 days. The most recent releases landed on September 9, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Lumi | Booktrace |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/booktrace/id6800459830/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Daily** | Every 5 days |
| Monetization | — | Subscription |
| Size | 18 MB | 75 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ivan Trajanovski](https://appshunter.io/developer/1718049049) | [Brian Fisher](https://appshunter.io/developer/1145018906) |

## What reviewers say

### Lumi

[App page](https://appshunter.io/ios/app/lumi-book-tracker/id6791566415)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lumi Pro Monthly | $5.99 | per month |
| Lumi Pro Yearly | $29.99 | per year |


### Booktrace

[App page](https://appshunter.io/ios/app/booktrace/id6800459830)

Track your audiobook progress with visual duration bars and a glanceable dial screen. Engage in spoiler-free chats about your current listening material. Review your listening habits with stats and a completion calendar.

**Highlights:** Visual duration bars for library, Spoiler-aware chat, Glanceable dial screen, Lock screen controls, Listening streaks and sessions, Completion calendar, Personalized shelves

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Yearly | $39.99 | per year |
| Lifetime | $79.99 | one-time |


## Frequently asked questions

### Is Lumi free?

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

### Is Booktrace free?

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

### Do Lumi or Booktrace have ads?

Neither Lumi nor Booktrace shows ads.

### Which is updated more often, Lumi or Booktrace?

Lumi ships an update daily, and Booktrace every 5 days. Most recently, Lumi was updated on September 9, 2026 and Booktrace on September 23, 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.*