# DoublePi vs Vollyme

The clearest difference is ads: DoublePi at none against Vollyme's shown. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. DoublePi sells 7 one-off in-app purchases and Vollyme sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for DoublePi against 5.0 for Vollyme. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

DoublePi ships an update every 3 weeks, Vollyme fortnightly. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | DoublePi | Vollyme |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/doublepi/id1323581363/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/vollyme/id1658571377/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 82 MB | 91 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Sixtwentyeight & Change LLC](https://appshunter.io/developer/1673172369) | [Vollyme LLC](https://appshunter.io/developer/1658571379) |

## What reviewers say

### 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 |


### Vollyme

[App page](https://appshunter.io/ios/app/vollyme/id1658571377)

A community app for discovering content without algorithms. Connect with friends and groups through private messaging, photo and video sharing, and a social feed. Explore short-form videos and find communities using hashtags.

**Highlights:** Algorithm-free content discovery, One-on-one private messaging, Public and private group creation, Photo and video sharing, Short-form video feed, Hashtag-based group search, Save favorite posts

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Moon | $5.99 | one-time |
| Moons | $9.99 | one-time |
| Moon | $14.99 | one-time |
| Moons | $19.99 | one-time |


## Frequently asked questions

### Is DoublePi free?

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

### Is Vollyme free?

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

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

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

### Do DoublePi or Vollyme have ads?

Vollyme shows ads; DoublePi does not.

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

DoublePi ships an update every 3 weeks, and Vollyme fortnightly. Most recently, DoublePi was updated on October 17, 2026 and Vollyme on October 24, 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.*