# Memo Widget Flow vs Kuku

The clearest difference is in-app purchases: Memo Widget Flow at none against Kuku's 1. Kuku's advantage is update cadence (every 2 days vs every 11 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Kuku sells 1 one-off in-app purchase. Memo Widget Flow asks for nothing beyond the download.

Memo Widget Flow ships an update every 11 months, Kuku every 2 days. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Memo Widget Flow | Kuku |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 days** |
| Size | 2 MB | 4 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Pavel Ivanov](https://appshunter.io/developer/1721341927) | [Hiroyuki Hirata](https://appshunter.io/developer/6775482039) |

## What reviewers say

### Memo Widget Flow

[App page](https://appshunter.io/ios/app/memo-widget-flow/id6474308364)

**Features:** macOS Compatibility

**In-app purchases:** none


### Kuku

[App page](https://appshunter.io/ios/app/kuku-goal-grid/id6792435562)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kuku Pro | $2.99 | one-time |


## Frequently asked questions

### Is Memo Widget Flow free?

Memo Widget Flow is free to download, with no in-app purchases.

### Is Kuku free?

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

### Do Memo Widget Flow or Kuku have ads?

Neither Memo Widget Flow nor Kuku shows ads.

### Which is updated more often, Memo Widget Flow or Kuku?

Memo Widget Flow ships an update every 11 months, and Kuku every 2 days. Most recently, Memo Widget Flow was updated on November 4, 2026 and Kuku on November 5, 2026.

---

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