# GROW vs 21Pool

The clearest difference is ads: 21Pool at none against GROW's shown. 21Pool also leads on monetization model (free vs ad-supported) and review sentiment (100% vs 89%). GROW's advantage is iOS requirement (11.0 vs 15.0). On price, update cadence, 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.

GROW ships an update monthly, 21Pool every 3 weeks. The most recent releases landed on October 14, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | GROW | 21Pool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (92 ratings)](https://appshunter.io/ios/app/grow-make-crypto-simple/id1550733034/reviews)** | — |
| Number of ratings | **92** | — |
| Positive reviews | 89.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 53 MB | 25 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [UFI PTE. LTD.](https://appshunter.io/developer/1578220003) | [Inter Select Service FZE LLC](https://appshunter.io/developer/1754227509) |

## What reviewers say

### GROW

[App page](https://appshunter.io/ios/app/grow-make-crypto-simple/id1550733034)

Easily manage all your cryptocurrency assets and rewards in one place. This app allows you to monitor holdings from various exchanges and offers flexible earning options with daily compounding rewards on popular cryptocurrencies.

**Highlights:** Monitor crypto assets from multiple exchanges, Check rewards and asset status, Daily compounding rewards, Customizable earning durations (Fixed/Flexible), Earn on BTC, ETH, USDT, and USDC

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use interface
- 🚀 Fast and convenient
- 💰 High interest rates (APY)
- 💡 Compounding interest
- 🔒 Security first approach

**What reviewers complain about**

- 🐛 App is very buggy
- 🐛 App hangs, freezes
- 🐛 Biometric security gets disabled
- 🐛 Withdrawal not functional
- 🐛 App doesn't confirm or reject transactions

**Reported bugs**

- App is too laggy
- App is too buggy
- App is too slow
- Unstaking not working
- Withdrawal not functional

**Requested features**

- Add Litecoin
- Add ADA
- Add dark mode
- Add ICX conversion to and from other coins


### 21Pool

[App page](https://appshunter.io/ios/app/21pool-crypto-mining-pool/id6504883855)

This app provides a profitable and reliable platform for cryptocurrency mining. It offers efficient mining with a fair formula, low fees, and stable connections. Users can track equipment statistics, monitor earnings, and manage workers through an intuitive interface.

**Highlights:** Efficient mining with FPPS formula, Low fees and stable connection, Real-time equipment statistics, Daily earnings and withdrawal monitoring, Worker management, User-friendly interface

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

**In-app purchases:** none


## Frequently asked questions

### Is GROW free?

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

### Is 21Pool free?

21Pool is free to download, with no in-app purchases.

### Do GROW or 21Pool have ads?

GROW shows ads; 21Pool does not.

### Which is updated more often, GROW or 21Pool?

GROW ships an update monthly, and 21Pool every 3 weeks. Most recently, GROW was updated on October 14, 2026 and 21Pool on October 10, 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.*