# Sci vs Pebble Core

The clearest difference is price: Pebble Core at Free against Sci's $3.99. Pebble Core also leads on update cadence (every 11 days vs every 3 months) and rating (4.4 vs 4.0). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Pebble Core is free to download; Sci costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pebble Core holds the better App Store score, 4.4 against 4.0. Both are backed by a comparable volume of ratings — 46 and 68 respectively. Written reviews point the same way: 56% of Sci's written reviews are positive against 68% of Pebble Core's.

Sci ships an update every 3 months, Pebble Core every 11 days. The most recent releases landed on September 21, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Sci | Pebble Core |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [4.0 (46 ratings)](https://appshunter.io/ios/app/sci-fi-widget-maker/id1671708343/reviews) | **[4.4 (68 ratings)](https://appshunter.io/ios/app/pebble-core/id6743771967/reviews)** |
| Number of ratings | 46 | **68** |
| Positive reviews | 55.6% of reviews | **68.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 11 days** |
| Monetization | Free | Free |
| Size | 186 MB | 158 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [NSTE, LLC](https://appshunter.io/developer/1671708345) | [Core Devices LLC](https://appshunter.io/developer/1804454692) |

## What reviewers say

### Sci

[App page](https://appshunter.io/ios/app/sci-fi-widget-maker/id1671708343)

Customize your home screen with unique sci-fi themed widgets. Display various information like clocks, calendars, system stats, and fitness data with extensive styling options. Create multiple widgets in different sizes with personalized layouts, backgrounds, fonts, and colors.

**Highlights:** Customizable sci-fi widget styles, Display clocks, calendars, system info, Show fitness data (steps, distance), Multiple widget sizes (Large, Medium, Small), Personalize layout, background, fonts, colors, Use custom background images

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Sci free?

Sci costs $3.99, with no in-app purchases.

### Is Pebble Core free?

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

### Which has better reviews, Sci or Pebble Core?

Pebble Core is rated higher. Sci averages 4.0 out of 5 from 46 ratings, while Pebble Core averages 4.4 from 68 ratings.

### Do Sci or Pebble Core have ads?

Neither Sci nor Pebble Core shows ads.

### Which is updated more often, Sci or Pebble Core?

Sci ships an update every 3 months, and Pebble Core every 11 days. Most recently, Sci was updated on September 21, 2026 and Pebble Core on September 19, 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.*