# FlipStudy Index Cards vs Noteflow

The clearest difference is rating: Noteflow at 4.2 against FlipStudy Index Cards's 3.3. Noteflow also leads on in-app purchases (none vs 2) and ratings volume (182 vs 43). FlipStudy Index Cards's advantage is update cadence (every 3 weeks vs every 6 weeks) and iOS requirement (10.0 vs 12.4). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. FlipStudy Index Cards sells 2 one-off in-app purchases. Noteflow asks for nothing beyond the download.

Noteflow holds the better App Store score, 4.2 against 3.3. Both are backed by a comparable volume of ratings — 43 and 182 respectively. Written reviews complicate that: 52% of FlipStudy Index Cards's written reviews are positive against 47% of Noteflow's, so the app with the better star average is not the one people write more warmly about.

FlipStudy Index Cards ships an update every 3 weeks, Noteflow every 6 weeks. The most recent releases landed on August 10, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | FlipStudy Index Cards | Noteflow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (43 ratings)](https://appshunter.io/ios/app/flipstudy-index-cards/id1050098853/reviews) | **[4.2 (182 ratings)](https://appshunter.io/ios/app/noteflow-simple-notes/id1252732105/reviews)** |
| Number of ratings | 43 | **182** |
| Positive reviews | **52.3% of reviews** | 46.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 35 MB | 14 MB |
| Requires iOS | **10.0** | 12.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [A2DWebs](https://appshunter.io/developer/1025371208) | [Qrayon, LLC](https://appshunter.io/developer/354980265) |

## What reviewers say

### FlipStudy Index Cards

[App page](https://appshunter.io/ios/app/flipstudy-index-cards/id1050098853)

Create and study digital flashcards with a simple, gesture-based interface. Add notes, drawings, and images to your cards, then flip through them quickly for effective memorization. Organize your study topics and access them easily on the go.

**Highlights:** Gesture-based card flipping, Freehand drawing and typing, Image and photo uploads, Organize by topic with colors, Portrait and landscape support, Apple Pencil compatible

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Get Ad Free Upgrade | $0.99 | one-time |
| Get All The Things | $3.99 | one-time |


### Noteflow

[App page](https://appshunter.io/ios/app/noteflow-simple-notes/id1252732105)

This app offers a digital notebook experience designed to replace pen and paper. It allows for note-taking, PDF annotation, sketching, and freeform idea capture with vector ink that scales without quality loss. Seamlessly integrate real-world content and organize your thoughts digitally.

**Highlights:** Digital notebook replacement for pen and paper, Annotate PDFs and sketch freely, Convert real-world images to vector ink, Fluid editing without traditional layers, Drag-and-drop integration with iOS, Cloud storage synchronization

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is FlipStudy Index Cards free?

FlipStudy Index Cards is free to download, with in-app purchases available.

### Is Noteflow free?

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

### Which has better reviews, FlipStudy Index Cards or Noteflow?

Noteflow is rated higher. FlipStudy Index Cards averages 3.3 out of 5 from 43 ratings, while Noteflow averages 4.2 from 182 ratings.

### Do FlipStudy Index Cards or Noteflow have ads?

Neither FlipStudy Index Cards nor Noteflow shows ads.

### Which is updated more often, FlipStudy Index Cards or Noteflow?

FlipStudy Index Cards ships an update every 3 weeks, and Noteflow every 6 weeks. Most recently, FlipStudy Index Cards was updated on August 10, 2026 and Noteflow on September 21, 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.*