# eBook Studio vs Runlow

The clearest difference is in-app purchases: eBook Studio at none against Runlow's 3. eBook Studio also leads on price ($0.99 vs $1.99) and iOS requirement (12.0 vs 17.0). Runlow's advantage is update cadence (every 3 days vs every 8 days) and device support (5 vs 3). On ads and chart position there is nothing between them.

eBook Studio costs $0.99 and Runlow $1.99 up front. Runlow sells 3 one-off in-app purchases. eBook Studio asks for nothing beyond the download.

eBook Studio ships an update every 8 days, Runlow every 3 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | eBook Studio | Runlow |
| --- | --- | --- |
| Price | **$0.99** | $1.99 |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/runlow-ai-usage-meter/id6790868681/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 3 days** |
| Monetization | — | Paid |
| Best chart rank | **#143** | #177 |
| Size | 31 MB | 21 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [株式会社キイロ乃カモ](https://appshunter.io/developer/1796537168) | [LEON NELIO FIGUEIRA](https://appshunter.io/developer/6790868683) |

## What reviewers say

### eBook Studio

[App page](https://appshunter.io/ios/app/ebook-studio-create-and-publish/id6756200055)

**Currently charting:** #143 Top Paid · Developer Tools (US App Store)

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

**In-app purchases:** none


### Runlow

[App page](https://appshunter.io/ios/app/runlow-ai-usage-meter/id6790868681)

**Currently charting:** #177 Top Paid · Developer Tools (US App Store)

Monitor your AI service token limits and spending across multiple providers in real-time. View usage at a glance with live activities, dynamic island integration, and customizable widgets. Stay informed with notifications before hitting limits.

**Highlights:** Real-time AI usage tracking, Live Activities and Dynamic Island integration, Home and Lock Screen widgets, Service status indicators, Customizable meters and notifications, Mac menu bar app, Private by design, no account needed

**Features:** Apple Watch app, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small tip | $0.99 | one-time |
| Medium tip | $2.99 | one-time |
| Large tip | $4.99 | one-time |


## Frequently asked questions

### Is eBook Studio free?

eBook Studio costs $0.99, with no in-app purchases.

### Is Runlow free?

Runlow costs $1.99, and also offers in-app purchases.

### Do eBook Studio or Runlow have ads?

Neither eBook Studio nor Runlow shows ads.

### Which is updated more often, eBook Studio or Runlow?

eBook Studio ships an update every 8 days, and Runlow every 3 days. Most recently, eBook Studio was updated on November 5, 2026 and Runlow on November 5, 2026.

### Which is more popular, eBook Studio or Runlow?

eBook Studio currently peaks at #143 in the App Store charts, and Runlow at #177. Chart position reflects recent download velocity rather than total install base.

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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.*