# PostKeeperFit vs MindFly

The clearest difference is update cadence: PostKeeperFit at every 2 days against MindFly's every 9 days. MindFly's advantage is device support (4 vs 1) and iOS requirement (14.0 vs 17.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. PostKeeperFit sells 3 in-app purchases, starting at $1.99 per 7 days and MindFly sells 4 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

PostKeeperFit ships an update every 2 days, MindFly every 9 days. The most recent releases landed on October 5, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | PostKeeperFit | MindFly |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 9 days |
| Monetization | — | Freemium |
| Size | 13 MB | 31 MB |
| Requires iOS | 17.6 | **14.0** |
| Devices | iPhone | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Ibrahim Geyik](https://appshunter.io/developer/1839694036) | [Hangzhou Quanduan Technology Co., Ltd.](https://appshunter.io/developer/1483142209) |

## What reviewers say

### PostKeeperFit

[App page](https://appshunter.io/ios/app/postkeeperfit/id6760598431)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $1.99 | per 7 days |
| Monthly Premium | $5.99 | per month |
| Yearly Premium | $49.99 | per year |


### MindFly

[App page](https://appshunter.io/ios/app/mindfly-mindmap-and-study-notes/id6761726112)

This app offers a minimalist and distraction-free environment for brainstorming, organizing research, and planning projects. It features a unique cloze mode for active recall study and seamless integration with the Apple ecosystem.

**Highlights:** Minimalist interface, Apple Pencil support, Cloze (Fill-in-the-blank) Mode, iCloud and Git synchronization, Cross-device compatibility (Mac, iPhone, iPad), Privacy-focused, client-side software

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Member | $0.99 | per month |
| Yearly Member | $1.99 | per year |
| MindFly 终身版闪购 | $2.99 | one-time |
| MindFly Lifetime | $3.99 | one-time |


## Frequently asked questions

### Is PostKeeperFit free?

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

### Is MindFly free?

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

### Do PostKeeperFit or MindFly have ads?

Neither PostKeeperFit nor MindFly shows ads.

### Which is updated more often, PostKeeperFit or MindFly?

PostKeeperFit ships an update every 2 days, and MindFly every 9 days. Most recently, PostKeeperFit was updated on October 5, 2026 and MindFly on October 19, 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.*