# iLogger vs DiagramFlow Studio

The clearest difference is update cadence: DiagramFlow Studio at every 5 weeks against iLogger's every 2 months. iLogger's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. iLogger sells 1 one-off in-app purchase and DiagramFlow Studio sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

iLogger ships an update every 2 months, DiagramFlow Studio every 5 weeks. The most recent releases landed on October 13, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | iLogger | DiagramFlow Studio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (9 ratings)](https://appshunter.io/ios/app/ilogger/id319110300/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 95.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 5 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Rick Maddy](https://appshunter.io/developer/287115069) | [Yu Shiung Jiang](https://appshunter.io/developer/612234939) |

## What reviewers say

### iLogger

[App page](https://appshunter.io/ios/app/ilogger/id319110300)

Log and record any activity with customizable entries. Track everything from fitness and finances to personal diaries and maintenance. Easily import, export, and search your data, with options for photos and voice memos.

**Highlights:** User-definable logs, Import/Export data, Powerful search and filtering, Support for various data types, Photo and voice memo attachments, Passcode protection

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Entries | $3.99 | one-time |


### DiagramFlow Studio

[App page](https://appshunter.io/ios/app/diagramflow-studio/id6780979641)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 圖流 DiagramFlow Studio Pro 解鎖 | $2.99 | one-time |


## Frequently asked questions

### Is iLogger free?

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

### Is DiagramFlow Studio free?

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

### Do iLogger or DiagramFlow Studio have ads?

Neither iLogger nor DiagramFlow Studio shows ads.

### Which is updated more often, iLogger or DiagramFlow Studio?

iLogger ships an update every 2 months, and DiagramFlow Studio every 5 weeks. Most recently, iLogger was updated on October 13, 2026 and DiagramFlow Studio on October 18, 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.*