Twnel vs DoublePi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Twnel
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.
- Real-time communication
- Transaction completion
- Company opportunity alerts
- Secure messaging
- Replaces calls and emails
- Invitation-based access
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Twnel is the free mobile messenger that gives you: More Productivity Forget paperwork. Save time and money while making inquiries, giving updates, completing transactions and much more, all in real-time and through the channel that more and more companies use to empower their allies. More Opportunities Do not miss the opportunities that companies that use Twnel have for you. When you are always connected, opportunities are always within your reach. Communicate Easy, Fast and Secure Say goodbye to phone calls, emails and personal chats. With Twnel you can now communicate quickly, easily and safely with the companies that matter to you. -------------------- * Remember that you need an invitation or to be previously registered as a contact of a company that uses Twnel to start using this application * If you are a company that wants to use Twnel to increase the productivity of your Allies, visit www.twnel.com for more information
DoublePi
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.
- 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
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2π is the true constant of a circle and the inspiration for creating the DoublePi community where our core mission is to help build a more circular society. DoublePi creates an easy and secure space where users can connect and share free, used/unused goods. Users showcase eco-friendly DYI projects and engage in contests based on those projects. (2PI)Feed features ideas about living the earth-friendly DoublePi lifestyle.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 14, 2026 and October 17, 2026 respectively.
| Parameter | Twnel | DoublePi |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (5 ratings) | 5.0 (1 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 5 — better | 1 |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 11 MB | 82 MB |
| Age rating | 4+ | 4+ |
| Developer | Twnel Inc | Sixtwentyeight & Change LLC |
Customer experience
Twnel
DoublePi
In-app purchases
Twnel
No in-app purchases
DoublePi
- Purchase Double Pie$0.99
- Purchase 50 Pi Coins$4.99
- Purchase Mojo Pie$4.99
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- Purchase 100 Pi Coins$9.99
- Purchase 250 Pi Coins$24.99
- Purchase 500 Pi Coins$49.99
- Purchase 1000 Pi Coins$99.99
