# Pebble Core vs ZZ.surf

The clearest difference is iOS requirement: Pebble Core at 15.6 against ZZ.surf's 26.5. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 11 days. The most recent releases landed on September 19, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Pebble Core | ZZ.surf |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (68 ratings)](https://appshunter.io/ios/app/pebble-core/id6743771967/reviews)** | — |
| Number of ratings | **68** | — |
| Positive reviews | 68.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 days | Every 11 days |
| Monetization | Free | — |
| Size | 158 MB | 1 MB |
| Requires iOS | **15.6** | 26.5 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 17+ |
| Developer | [Core Devices LLC](https://appshunter.io/developer/1804454692) | [Pierre Carrier](https://appshunter.io/developer/1686133517) |

## What reviewers say

### Pebble Core

[App page](https://appshunter.io/ios/app/pebble-core/id6743771967)

Manage your smartwatch, customize settings, and explore a variety of watchfaces and apps. Sync health data, control notifications, and update firmware. Supports a wide range of smartwatch models.

**Highlights:** Bluetooth pairing, Watchface and app gallery, Firmware updates, Notification control, Health data sync, Developer tools

**In-app purchases:** none

**What reviewers like**

- 🚀 Usable for basic functionality
- 👍 Works great
- 👍 No issues since installing
- 👍 Supports legacy Pebble watches
- 👍 Excited for the future

**What reviewers complain about**

- 🔒 Requires restrictive Rebble login
- 🔒 Violates privacy

**Reported bugs**

- None mentioned

**Requested features**

- Standard email registration option


### ZZ.surf

[App page](https://appshunter.io/ios/app/zzsurf/id6773672030)

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

**In-app purchases:** none


## Frequently asked questions

### Is Pebble Core free?

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

### Is ZZ.surf free?

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

### Do Pebble Core or ZZ.surf have ads?

Neither Pebble Core nor ZZ.surf shows ads.

### Which is updated more often, Pebble Core or ZZ.surf?

Pebble Core ships an update every 11 days, and ZZ.surf every 11 days. Most recently, Pebble Core was updated on September 19, 2026 and ZZ.surf on September 20, 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.*