# Sparkler vs Sub Start

Sparkler and Sub Start both sit at 4.3 stars, but that hides the real split: 100% of Sub Start's written reviews are positive against 50% of Sparkler's. Sub Start also leads on ads (none vs shown). Sparkler's advantage is update cadence (every 3 weeks vs every 2 months) and ratings volume (22 vs 5). On price, rating, in-app purchases and monetization model there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.3 for Sparkler against 4.2 for Sub Start. Both are backed by a comparable volume of ratings — 22 and 5 respectively. Written reviews are what separate them: 50% of Sparkler's written reviews are positive against 100% of Sub Start's.

Sparkler ships an update every 3 weeks, Sub Start every 2 months. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Sparkler | Sub Start |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (22 ratings)](https://appshunter.io/ios/app/sparkler-play-for-parenting/id1236766824/reviews)** | [4.2 (5 ratings)](https://appshunter.io/ios/app/sub-start/id1571113022/reviews) |
| Number of ratings | **22** | 5 |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 70 MB | 86 MB |
| Requires iOS | 15.0 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sparkler Learning, Inc.](https://appshunter.io/developer/1236766823) | [SubStart](https://appshunter.io/developer/1571113024) |

## What reviewers say

### Sparkler

[App page](https://appshunter.io/ios/app/sparkler-play-for-parenting/id1236766824)

This app offers a personalized playbook to inspire and guide parents in supporting their child's development. It simplifies connecting and playing with purpose, helping families savor growth moments.

**Highlights:** Personalized play playbook, Inspires child development, Facilitates unplugged play, Supports child's growth, Connects families

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

**In-app purchases:** none


### Sub Start

[App page](https://appshunter.io/ios/app/sub-start/id1571113022)

This app streamlines substitute teacher booking and management for childcare programs. It offers features like check-in/out, messaging, document management, and worksite insights. Available in multiple languages, it aims to simplify administrative tasks for educational facilities.

**Highlights:** Substitute teacher booking management, Check-in/out functionality, Messaging and alerts, Document management, Worksite insights, Multi-language support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Sparkler free?

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

### Is Sub Start free?

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

### Which has better reviews, Sparkler or Sub Start?

Sparkler is rated higher. Sparkler averages 4.3 out of 5 from 22 ratings, while Sub Start averages 4.2 from 5 ratings.

### Do Sparkler or Sub Start have ads?

Sparkler shows ads; Sub Start does not.

### Which is updated more often, Sparkler or Sub Start?

Sparkler ships an update every 3 weeks, and Sub Start every 2 months. Most recently, Sparkler was updated on October 24, 2026 and Sub Start on October 17, 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.*