# U vs HammyNest

The clearest difference is in-app purchases: U at none against HammyNest's 2. U also leads on iOS requirement (13.0 vs 17.0). HammyNest's advantage is ads (none vs shown) and update cadence (every 8 days vs monthly). On price and device support there is nothing between them.

Both are free to download. HammyNest sells 2 in-app purchases, starting at $2.99 per month. U asks for nothing beyond the download.

U ships an update monthly, HammyNest every 8 days. The most recent releases landed on July 13, 2026 and August 26, 2026 respectively.

## The numbers

| Metric | U | HammyNest |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 8 days** |
| Monetization | Ad-supported | — |
| Size | 77 MB | 21 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Novena Square Investments Ltd](https://appshunter.io/developer/649926386) | [Venetsia Krasteva](https://appshunter.io/developer/1884626023) |

## What reviewers say

### U

[App page](https://appshunter.io/ios/app/u-popp/id1450603442)

Scan and upload retail receipts to earn points and redeem rewards like vouchers, exclusive deals, and event invites. Register for free to optimize your shopping experience and unlock member-exclusive benefits.

**Highlights:** Scan and upload retail receipts, Accumulate POPPoints, Redeem rewards from catalogue, Access exclusive deals, Get invites to member events

**Features:** Apple Wallet

**In-app purchases:** none


### HammyNest

[App page](https://appshunter.io/ios/app/hammynest/id6760735030)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| HammyNest Premium – Monthly | $2.99 | per month |
| HammyNest Premium – Yearly | $19.99 | per year |


## Frequently asked questions

### Is U free?

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

### Is HammyNest free?

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

### Do U or HammyNest have ads?

U shows ads; HammyNest does not.

### Which is updated more often, U or HammyNest?

U ships an update monthly, and HammyNest every 8 days. Most recently, U was updated on July 13, 2026 and HammyNest on August 26, 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.*