# MobiFone eWork vs Chữ thành lời

The clearest difference is in-app purchases: MobiFone eWork at none against Chữ thành lời's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Chữ thành lời sells 3 in-app purchases, starting at $0.99 per 7 days. MobiFone eWork asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on November 12, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | MobiFone eWork | Chữ thành lời |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Size | 42 MB | 41 MB |
| Requires iOS | **12.0** | 13.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [MobiFone](https://appshunter.io/developer/437730616) | [Vbee](https://appshunter.io/developer/1734747258) |

## What reviewers say

### MobiFone eWork

[App page](https://appshunter.io/ios/app/mobifone-ework/id1639506595)

**Features:** macOS Compatibility

**In-app purchases:** none


### Chữ thành lời

[App page](https://appshunter.io/ios/app/chu-thanh-loi/id6479488252)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gói tuần CTL7 | $0.99 | per 7 days |
| Gói tháng CTL30 | $1.99 | per month |
| Gói năm CTL365 | $24.99 | per year |


## Frequently asked questions

### Is MobiFone eWork free?

MobiFone eWork is free to download, with no in-app purchases.

### Is Chữ thành lời free?

Chữ thành lời is free to download, with in-app purchases available.

### Do MobiFone eWork or Chữ thành lời have ads?

Neither MobiFone eWork nor Chữ thành lời shows ads.

### Which is updated more often, MobiFone eWork or Chữ thành lời?

MobiFone eWork ships an update monthly, and Chữ thành lời monthly. Most recently, MobiFone eWork was updated on November 12, 2026 and Chữ thành lời on November 8, 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.*