# Skybook E vs Readeve

The clearest difference is in-app purchases: Skybook E at none against Readeve's 7. Readeve's advantage is update cadence (every 3 days vs every 30 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Readeve sells 7 one-off in-app purchases. Skybook E asks for nothing beyond the download.

Skybook E ships an update every 30 months, Readeve every 3 days. The most recent releases landed on October 15, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Skybook E | Readeve |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 30 months | **Every 3 days** |
| Size | 12 MB | 80 MB |
| Requires iOS | 12.1 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 12+ |
| Developer | [STAQ Technologies Co., Ltd.](https://appshunter.io/developer/506659247) | [EVEBOOK COMPANY LIMITED](https://appshunter.io/developer/1816647293) |

## What reviewers say

### Skybook E

[App page](https://appshunter.io/ios/app/skybook-e-library/id1599065699)

**Features:** macOS Compatibility

**In-app purchases:** none


### Readeve

[App page](https://appshunter.io/ios/app/readeve/id6748056651)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50 เหรียญ (เริ่มต้น) | $1.99 | one-time |
| 100 เหรียญ (แนะนำ) | $2.99 | one-time |
| 150 เหรียญ (คุ้มค่า) | $4.99 | one-time |
| 200 เหรียญ (สุดคุ้ม) | $4.99 | one-time |
| 300 เหรียญ (แพ็กยอดนิยม) | $9.99 | one-time |
| 500 เหรียญ (สายเปย์) | $17.99 | one-time |
| 800 เหรียญ (แพ็กใหญ่) | $29.99 | one-time |


## Frequently asked questions

### Is Skybook E free?

Skybook E is free to download, with no in-app purchases.

### Is Readeve free?

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

### Do Skybook E or Readeve have ads?

Neither Skybook E nor Readeve shows ads.

### Which is updated more often, Skybook E or Readeve?

Skybook E ships an update every 30 months, and Readeve every 3 days. Most recently, Skybook E was updated on October 15, 2026 and Readeve on October 9, 2026.

---

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