# AnkiMobile Flashcards vs Senstream

The clearest difference is price: Senstream at Free against AnkiMobile Flashcards's $24.99. Senstream also leads on rating (4.6 vs 4.0). AnkiMobile Flashcards's advantage is ratings volume (2.4K vs 5) and chart position (#1 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Senstream is free to download; AnkiMobile Flashcards costs $24.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Senstream holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: AnkiMobile Flashcards has 2.4K ratings behind it against 5, so its average is the more settled of the two.

AnkiMobile Flashcards ships an update every 6 weeks, Senstream every 3 months. The most recent releases landed on November 9, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | AnkiMobile Flashcards | Senstream |
| --- | --- | --- |
| Price | $24.99 | **Free** |
| Rating | [4.0 (2.4K ratings)](https://appshunter.io/ios/app/ankimobile-flashcards/id373493387/reviews) | **[4.6 (5 ratings)](https://appshunter.io/ios/app/senstream/id1297743398/reviews)** |
| Number of ratings | **2.4K** | 5 |
| Positive reviews | 58.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Paid | **Free** |
| Best chart rank | **#1** | — |
| Size | 38 MB | 19 MB |
| Requires iOS | **15.2** | 17.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Vision Pro** |
| Age rating | 4+ | 4+ |
| Developer | [Anki Software, LLC](https://appshunter.io/developer/1895276950) | [Senstream, Inc.](https://appshunter.io/developer/1297743397) |

## What reviewers say

### AnkiMobile Flashcards

[App page](https://appshunter.io/ios/app/ankimobile-flashcards/id373493387)

**Currently charting:** #1 Top Paid · Education, #6 Top Paid, #39 Top Grossing · Education (US App Store)

This flashcard app offers a powerful spaced repetition system for efficient learning and memorization. Sync your decks across all your devices, including desktop and web, for seamless study anywhere. Supports large collections, custom card creation, and detailed progress tracking.

**Highlights:** Spaced repetition scheduling (SM-2 and FSRS), Free sync with AnkiWeb across devices, Support for large card collections (100,000+), Offline study with local media storage, Flexible interface for efficient study, Detailed progress graphs and statistics, MathJax and LaTeX rendering

**Features:** Game Controller support, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 💯 Excellent learning tool
- 🤓 Powerful spaced repetition algorithm
- 🌐 Seamless cross-device sync
- 🎨 Customizable flashcards
- 📚 Supports various media (text, images, audio, video)

**What reviewers complain about**

- 🤯 Steep learning curve
- 🤖 Unintuitive interface
- 🖼️ Issues with image syncing and display
- 🔌 Syncing problems between devices
- 🕰️ Slow performance and lag

**Reported bugs**

- Cards disappearing after updates
- Inconsistent behavior when switching between apps
- Inability to delete decks on mobile
- Sync issues causing data loss
- Compatibility problems with older iOS versions

**Requested features**

- Add dark mode option
- Improve card browsing and management features
- Integrate with Apple Pencil for better note-taking
- Add support for more file formats (e.g., Opus audio)
- Enhance mobile-specific features and UI


### Senstream

[App page](https://appshunter.io/ios/app/senstream/id1297743398)

This app records physiological signal data from a wearable ring, capturing electrodermal activity, ECG, PPG, temperature, and motion. It connects to the cloud for powerful data analysis, enabling new types of research.

**Highlights:** Electrodermal activity (EDA/GSR) capture, ECG and PPG data recording, Temperature and motion sensing, Mobile and cloud data synchronization, BIOPAC integration

**In-app purchases:** none


## Frequently asked questions

### Is AnkiMobile Flashcards free?

AnkiMobile Flashcards costs $24.99, with no in-app purchases.

### Is Senstream free?

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

### Which has better reviews, AnkiMobile Flashcards or Senstream?

Senstream is rated higher. AnkiMobile Flashcards averages 4.0 out of 5 from 2.4K ratings, while Senstream averages 4.6 from 5 ratings.

### Do AnkiMobile Flashcards or Senstream have ads?

Neither AnkiMobile Flashcards nor Senstream shows ads.

### Which is updated more often, AnkiMobile Flashcards or Senstream?

AnkiMobile Flashcards ships an update every 6 weeks, and Senstream every 3 months. Most recently, AnkiMobile Flashcards was updated on November 9, 2026 and Senstream on November 3, 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.*