# Topup BTC vs MCP System

The clearest difference is update cadence: MCP System at every 6 days against Topup BTC's fortnightly. Topup BTC's advantage is device support. On price, in-app purchases and iOS requirement there is nothing between them.

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

Topup BTC ships an update fortnightly, MCP System every 6 days. The most recent releases landed on October 19, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Topup BTC | MCP System |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (1.3K ratings)](https://appshunter.io/ios/app/topup-btc/id1503341699/reviews)** | — |
| Number of ratings | **1.3K** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Fortnightly | **Every 6 days** |
| Monetization | Ad-supported | — |
| Size | 71 MB | 310 MB |
| Requires iOS | **15.6** | 16.6 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [Cable & Wireless Holdings Inc](https://appshunter.io/developer/874354221) | [Multiverse Services LLC](https://appshunter.io/developer/1658429856) |

## What reviewers say

### Topup BTC

[App page](https://appshunter.io/ios/app/topup-btc/id1503341699)

Easily recharge any Flow phone or purchase plans using your credit/debit card or PayPal. Select a destination, choose an amount or plan, and enter payment details in a few simple steps.

**Highlights:** Recharge Flow phones, Purchase Flow plans, Credit/debit card payment, PayPal payment, Simple 3-step process, Repeat top-ups

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

**In-app purchases:** none

**What reviewers like**

- 💡 Convenient top-up option
- 🚀 Quick and easy service

**What reviewers complain about**

- 🐛 App crashes and glitches
- 💰 Incorrect billing and double charges
- 📶 Requires internet access to top up
- ⏳ Data expires too quickly

**Reported bugs**

- Login and payment processing issues
- Incorrect plan and balance information

**Requested features**

- Allow custom data top-up amounts
- Improve data rollover and expiration policies


### MCP System

[App page](https://appshunter.io/ios/app/mcp-system/id6762311857)

**In-app purchases:** none


## Frequently asked questions

### Is Topup BTC free?

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

### Is MCP System free?

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

### Which is updated more often, Topup BTC or MCP System?

Topup BTC ships an update fortnightly, and MCP System every 6 days. Most recently, Topup BTC was updated on October 19, 2026 and MCP System on October 11, 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.*