# 刘老师系列 vs Flargo

The clearest difference is update cadence: Flargo at fortnightly against 刘老师系列's every 12 months. 刘老师系列's advantage is iOS requirement (9.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. 刘老师系列 sells 1 one-off in-app purchase and Flargo sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

刘老师系列 ships an update every 12 months, Flargo fortnightly. The most recent releases landed on September 30, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | 刘老师系列 | Flargo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Fortnightly** |
| Size | 88 MB | 1.0 GB |
| Requires iOS | **9.0** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [成城 高](https://appshunter.io/developer/1043441388) | [Alpha Coders](https://appshunter.io/developer/1520166783) |

## What reviewers say

### 刘老师系列

[App page](https://appshunter.io/ios/app/5/id1267225359)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 刘老师 译林版 五年级下册 解锁全部单元 | $2.99 | one-time |


### Flargo

[App page](https://appshunter.io/ios/app/flargo-world-flags/id6756418624)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kind Supporter | $0.99 | one-time |
| Generous Supporter | $2.99 | one-time |
| Amazing Supporter | $3.99 | one-time |


## Frequently asked questions

### Is 刘老师系列 free?

刘老师系列 is free to download, with in-app purchases available.

### Is Flargo free?

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

### Do 刘老师系列 or Flargo have ads?

Neither 刘老师系列 nor Flargo shows ads.

### Which is updated more often, 刘老师系列 or Flargo?

刘老师系列 ships an update every 12 months, and Flargo fortnightly. Most recently, 刘老师系列 was updated on September 30, 2026 and Flargo on October 5, 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.*