# SyFu vs GainFi

The clearest difference is in-app purchases: GainFi at none against SyFu's 5. GainFi also leads on ads (none vs shown) and update cadence (every 4 days vs fortnightly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. SyFu sells 5 one-off in-app purchases. GainFi asks for nothing beyond the download.

SyFu ships an update fortnightly, GainFi every 4 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SyFu | GainFi |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | Free with in-app purchases | — |
| Size | 244 MB | 152 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Unlock Lab Limited](https://appshunter.io/developer/1722244042) | [INSTAP COMPANY LIMITED](https://appshunter.io/developer/1529220844) |

## What reviewers say

### SyFu

[App page](https://appshunter.io/ios/app/syfu-payment-data-to-assets/id6474672518)

This app turns your daily payment data into digital assets and rewards. Engage in a Tamagotchi-like experience by nurturing a "Lucky Cat" NFT, transforming spending into economic contributions and earning tokens.

**Highlights:** Integrated GameFi nurturing experience, Transform spending into economic contribution, Earn tokens and NFTs, Utilize Decentralized Identity (DID), Proof of Consumption Achievement via Payment Data, Soulbound Tokens (SBT) for consumption history

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Econ | $1.49 | one-time |
| 50 Econ | $7.39 | one-time |
| 100 Econ | $14.49 | one-time |
| 250 Econ | $36.00 | one-time |
| 500 Econ | $72.00 | one-time |


### GainFi

[App page](https://appshunter.io/ios/app/gainfi/id6475422324)

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

**In-app purchases:** none


## Frequently asked questions

### Is SyFu free?

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

### Is GainFi free?

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

### Do SyFu or GainFi have ads?

SyFu shows ads; GainFi does not.

### Which is updated more often, SyFu or GainFi?

SyFu ships an update fortnightly, and GainFi every 4 days. Most recently, SyFu was updated on October 24, 2026 and GainFi on October 25, 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.*