# TetradPay vs i4DataSub

The clearest difference is update cadence: i4DataSub at every 2 weeks against TetradPay's every 4 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

TetradPay ships an update every 4 weeks, i4DataSub every 2 weeks. The most recent releases landed on October 12, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | TetradPay | i4DataSub |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (39 ratings)](https://appshunter.io/ios/app/tetradpay/id1609876055/reviews)** | — |
| Number of ratings | **39** | — |
| Positive reviews | 78.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 119 MB | 47 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tetrad Incorporation Limited](https://appshunter.io/developer/1609876357) | [i4DataSub](https://appshunter.io/developer/6809188801) |

## What reviewers say

### TetradPay

[App page](https://appshunter.io/ios/app/tetradpay/id1609876055)

Send money instantly and securely to loved ones abroad for various needs like tuition, bills, or housing. Leverage cutting-edge technology for seamless cross-border payments with competitive exchange rates and low fees.

**Highlights:** Instant money transfers, Secure open banking technology, Competitive exchange rates, Low, upfront fees, FCA regulated and HMRC supervised, Easy registration and transfer process

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast and reliable transfers
- 💰 Low rates and competitive exchange
- 👍 Easy and seamless to use
- ✅ Efficient customer service
- 💯 Trustworthy and honest

**What reviewers complain about**

- 🐛 Long delays in transfers
- 🐛 Money held for extended periods
- 🐛 Inconsistent delivery times
- 🐛 Unresponsive customer support
- 🐛 False claims of instant transfers

**Reported bugs**

- Face ID authentication not working
- Login screen requires constant re-entry of details
- Face ID button missing
- Verification code delays
- Deposit not instant despite claims

**Requested features**

- Provide official receipts/invoices
- Improve Face ID authentication
- Enable Face recognition for login
- Allow higher remittance limits without manual authorization
- Ensure instant deposit claims are accurate


### i4DataSub

[App page](https://appshunter.io/ios/app/i4datasub/id6809188799)

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

**In-app purchases:** none


## Frequently asked questions

### Is TetradPay free?

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

### Is i4DataSub free?

i4DataSub is free to download, with no in-app purchases.

### Do TetradPay or i4DataSub have ads?

Neither TetradPay nor i4DataSub shows ads.

### Which is updated more often, TetradPay or i4DataSub?

TetradPay ships an update every 4 weeks, and i4DataSub every 2 weeks. Most recently, TetradPay was updated on October 12, 2026 and i4DataSub on October 15, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*