# NASMemo vs PreFlight

The clearest difference is rating: PreFlight at 5.0 against NASMemo's 3.0. PreFlight also leads on review sentiment (100% vs 67%) and update cadence (every 11 days vs every 2 months). NASMemo's advantage is in-app purchases (none vs 1) and iOS requirement (12.4 vs 26.0). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. PreFlight sells 1 one-off in-app purchase. NASMemo asks for nothing beyond the download.

PreFlight holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews point the same way: 67% of NASMemo's written reviews are positive against 100% of PreFlight's.

NASMemo ships an update every 2 months, PreFlight every 11 days. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | NASMemo | PreFlight |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/nasmemo/id632625142/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/preflight-checklist/id6467522954/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | 66.7% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 11 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 24 MB | 9 MB |
| Requires iOS | **12.4** | 26.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [DigitalArtCorp](https://appshunter.io/developer/578215695) | [AngryBoat, LLC](https://appshunter.io/developer/1708765855) |

## What reviewers say

### NASMemo

[App page](https://appshunter.io/ios/app/nasmemo/id632625142)

Edit text files directly on your NAS, Dropbox, or FTP server. This app offers features like side-by-side editing on iPad, customizable backgrounds and fonts, and support for Japanese character codes.

**Highlights:** Edit files on NAS, Dropbox, FTP, Side-by-side file editing (iPad), Customizable background color and font size, Supports Shift-JIS and EUC Japanese character codes, Line number display

**Features:** macOS Compatibility

**In-app purchases:** none


### PreFlight

[App page](https://appshunter.io/ios/app/preflight-checklist/id6467522954)

Create and manage detailed, customizable checklists for any recurring task or preparation. This app helps you organize complex routines and ensures no critical step is missed, from outdoor adventures to daily tasks.

**Highlights:** Customizable checklists, Task management, Preparation workflows, Recurring task organization, Detailed step capture

**Features:** Apple Watch app, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy a Coffee | $1.99 | one-time |


## Frequently asked questions

### Is NASMemo free?

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

### Is PreFlight free?

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

### Which has better reviews, NASMemo or PreFlight?

PreFlight is rated higher. NASMemo averages 3.0 out of 5 from 2 ratings, while PreFlight averages 5.0 from 3 ratings.

### Do NASMemo or PreFlight have ads?

Neither NASMemo nor PreFlight shows ads.

### Which is updated more often, NASMemo or PreFlight?

NASMemo ships an update every 2 months, and PreFlight every 11 days. Most recently, NASMemo was updated on November 6, 2026 and PreFlight on November 7, 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.*