# Thumsters vs Starbright Charts

The clearest difference is price: Thumsters at Free against Starbright Charts's $3.99. Starbright Charts's advantage is in-app purchases (none vs 7) and iOS requirement (12.0 vs 15.1). On update cadence, ads and device support there is nothing between them.

Thumsters is free to download; Starbright Charts costs $3.99 up front. Thumsters sells 7 in-app purchases, starting at $1.99 per 7 days. Starbright Charts asks for nothing beyond the download.

Thumsters ships an update fortnightly, Starbright Charts monthly. Both last shipped on November 3, 2026.

## The numbers

| Metric | Thumsters | Starbright Charts |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[4.7 (874 ratings)](https://appshunter.io/ios/app/thumsters-behavior-tracker/id1274298804/reviews)** | — |
| Number of ratings | **874** | — |
| Positive reviews | 68.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 92 MB | 67 MB |
| Requires iOS | 15.1 | **12.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [KØBEN digital](https://appshunter.io/developer/1225099509) | [John Dunne](https://appshunter.io/developer/1641703090) |

## What reviewers say

### Thumsters

[App page](https://appshunter.io/ios/app/thumsters-behavior-tracker/id1274298804)

This app helps parents foster positive behavior and build stronger connections with their children through a reward-based tracking system. It offers tools for habit formation, emotional coaching, and consistent parenting across multiple caregivers, designed for children aged 4-12.

**Highlights:** Real-time behavior tracking (thumbs up/down), Kid-friendly chore list and reward system, Emotional coaching and awareness tools, Multi-device syncing for caregivers, Customizable reward system, Designed for ages 4-12

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Subscription | $1.99 | per 7 days |
| Monthly Premium Subscription | $7.99 | per month |
| Monthly Premium Subscription | $12.99 | per month |
| 6 Month Premium Subscription | $39.99 | per 6 months |
| Yearly Premium Subscription | $47.99 | per year |
| 6 month premium subscription | $59.99 | per 6 months |
| ThumbsUp full account - 1 year | $79.99 | per year |

**What reviewers like**

- 👍 Great app for tracking daily behavior
- 👍 Friendly and intuitive UX
- 👍 Effective reward system with thumbs up/down
- 👍 Customizable goals and reasons
- 👍 Helpful for improving kids' behavior

**What reviewers complain about**

- 🐛 Crashes and bugs, especially when adding photos
- 🔋 App drains battery quickly
- 🔒 Issues with account syncing and multi-device access
- 🔒 Lack of child-specific profile and controls
- 🔒 Too many steps required to give thumbs up/down

**Reported bugs**

- Crashes when adding child profiles
- Sync issues between devices
- Thumbs up/down disappearing or not registering properly
- Inconsistent behavior after app updates

**Requested features**

- Allow kids to track their own progress
- Add more customization options for goals and rewards
- Implement better reporting and analytics
- Improve Apple Watch integration
- Simplify the process of giving thumbs up/down


### Starbright Charts

[App page](https://appshunter.io/ios/app/starbright-charts/id1641703088)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Thumsters free?

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

### Is Starbright Charts free?

Starbright Charts costs $3.99, with no in-app purchases.

### Do Thumsters or Starbright Charts have ads?

Neither Thumsters nor Starbright Charts shows ads.

### Which is updated more often, Thumsters or Starbright Charts?

Thumsters ships an update fortnightly, and Starbright Charts monthly. Most recently, Thumsters was updated on November 3, 2026 and Starbright Charts on November 3, 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.*