# Twnel vs DoublePi

The clearest difference is in-app purchases: Twnel at none against DoublePi's 7. Twnel also leads on ratings volume (5 vs 1). DoublePi's advantage is iOS requirement (13.0 vs 16.0). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. DoublePi sells 7 one-off in-app purchases. Twnel asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Twnel against 5.0 for DoublePi. That said, the two scores are not equally well evidenced: Twnel has 5 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 23, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Twnel | DoublePi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/twnel/id680171757/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/doublepi/id1323581363/reviews) |
| Number of ratings | **5** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 11 MB | 82 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Twnel Inc](https://appshunter.io/developer/651680811) | [Sixtwentyeight & Change LLC](https://appshunter.io/developer/1673172369) |

## What reviewers say

### Twnel

[App page](https://appshunter.io/ios/app/twnel/id680171757)

This free mobile messenger streamlines communication with companies, replacing phone calls, emails, and personal chats. It offers real-time updates, transactions, and access to company opportunities, requiring an invitation or prior registration to use.

**Highlights:** Real-time communication, Transaction completion, Company opportunity alerts, Secure messaging, Replaces calls and emails, Invitation-based access

**Features:** macOS Compatibility

**In-app purchases:** none


### DoublePi

[App page](https://appshunter.io/ios/app/doublepi/id1323581363)

Connect with others to share pre-owned items and showcase eco-friendly DIY projects. Engage in contests and discover ideas for sustainable living within a secure community focused on building a more circular society.

**Highlights:** Share used/unused goods, Showcase eco-friendly DIY projects, Engage in DIY contests, Discover earth-friendly lifestyle ideas, Connect with a like-minded community, Secure sharing space

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Purchase Double Pie | $0.99 | one-time |
| Purchase 50 Pi Coins | $4.99 | one-time |
| Purchase Mojo Pie | $4.99 | one-time |
| Purchase 100 Pi Coins | $9.99 | one-time |
| Purchase 250 Pi Coins | $24.99 | one-time |
| Purchase 500 Pi Coins | $49.99 | one-time |
| Purchase 1000 Pi Coins | $99.99 | one-time |


## Frequently asked questions

### Is Twnel free?

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

### Is DoublePi free?

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

### Which has better reviews, Twnel or DoublePi?

Twnel and DoublePi are both rated 5.0 out of 5 on the App Store, from 5 and 1 ratings respectively.

### Do Twnel or DoublePi have ads?

Neither Twnel nor DoublePi shows ads.

### Which is updated more often, Twnel or DoublePi?

Twnel ships an update every 3 weeks, and DoublePi every 3 weeks. Most recently, Twnel was updated on October 23, 2026 and DoublePi on October 17, 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.*