# SuperMCard vs StoneFlow

The clearest difference is device support: SuperMCard at 3 against StoneFlow's —. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. SuperMCard sells 10 in-app purchases, starting at $4.99 per month and StoneFlow sells 1 in-app purchase, starting at $39.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | SuperMCard | StoneFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (755 ratings)](https://appshunter.io/ios/app/supermcard/id1599861882/reviews)** | — |
| Number of ratings | **755** | — |
| Positive reviews | 47.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | — |
| Update frequency | Every 3 weeks | — |
| Monetization | Subscription | — |
| Size | 33 MB | 1 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 12+ |
| Developer | [Shenzhen Jiushan Technology Co., Ltd.](https://appshunter.io/developer/1126212702) | [Reon Coetzee](https://appshunter.io/developer/1891785462) |

## What reviewers say

### SuperMCard

[App page](https://appshunter.io/ios/app/supermcard/id1599861882)

This app is a powerful learning tool designed to scientifically enhance your ability to remember information. It aims to significantly improve learning efficiency and test scores by transforming short-term memories into long-term ones. Utilize its advanced algorithms to master virtually any subject and retain knowledge for life.

**Highlights:** Scientific memory enhancement, Improved test scores, Efficient learning algorithms, Long-term knowledge retention, Multi-terminal access, Learn virtually any subject

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Subscription Vip For Month | $4.99 | per month |
| VIPForQuarter | $9.99 | per 3 months |
| Subscription VIP For Year | $17.99 | per year |
| Memory coins 6conis | $0.99 | one-time |
| 记忆币18币 | $2.99 | one-time |
| 记忆币68币 | $9.99 | one-time |
| 记忆币88币 | $12.99 | one-time |
| Permanent membership | $29.99 | one-time |
| 记忆币充值208币 | $29.99 | one-time |
| 记忆币充值388币 | $59.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Helpful for studying
- 💡 Works with video cards

**What reviewers complain about**

- 🐛 Doesn't work properly
- 💰 Misleading about being free
- 🔒 Lack of sync and export options
- 🗣️ Language issues

**Reported bugs**

- App won't update
- Keyboard issues
- Importing/exporting problems

**Requested features**

- Ability to create more than 20 cards
- Improve audio recording quality
- Add more language support


### StoneFlow

[App page](https://appshunter.io/ios/app/stoneflow/id6761858408)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StoneFlow Monthly | $39.99 | per month |


## Frequently asked questions

### Is SuperMCard free?

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

### Is StoneFlow free?

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

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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.*