# Bubble vs AlignerPro

The clearest difference is in-app purchases: Bubble at none against AlignerPro's 1. AlignerPro's advantage is ads (none vs shown) and update cadence (every 3 days vs every 5 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. AlignerPro sells 1 one-off in-app purchase. Bubble asks for nothing beyond the download.

Bubble ships an update every 5 weeks, AlignerPro every 3 days. The most recent releases landed on October 20, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Bubble | AlignerPro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (111 ratings)](https://appshunter.io/ios/app/bubble-find-childcare-now/id1089980698/reviews)** | — |
| Number of ratings | **111** | — |
| Positive reviews | 39.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 134 MB | 14 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Tribo Technologies Ltd](https://appshunter.io/developer/1089980697) | [Brandon Curtis](https://appshunter.io/developer/6809034722) |

## What reviewers say

### Bubble

[App page](https://appshunter.io/ios/app/bubble-find-childcare-now/id1089980698)

Find trusted, vetted babysitters and nannies quickly through a community of parents. Book childcare on demand for planned or unexpected needs, with options to meet sitters beforehand and secure in-app payments. Enjoy peace of mind with insurance and 24/7 support.

**Highlights:** Vetted babysitters and nannies, Short-notice bookings, Community recommendations, In-app messaging and payments, Buyer protection and insurance, 24/7 support

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use and intuitive interface
- ⭐ High quality and vetted sitters
- 🔒 Safety features and DBS checks
- 💰 Convenient payment system
- 🎯 Quick booking process

**What reviewers complain about**

- 💸 High fees for both parents and sitters (25% commission)
- 🐛 Frequent app crashes and freezing
- 📵 Account creation and login issues
- ⚠️ Unreliable sitters with frequent cancellations
- 🔐 Privacy concerns - home address exposed publicly

**Reported bugs**

- SMS verification code not received or not working
- App crashes on startup or during signup
- Login loop - stuck between email and app verification
- App freezes when searching for sitters
- Payment processing shows unclear status

**Requested features**

- Ability for sitters to view their own reviews
- Differentiated rates for different sit types (school runs, overnight, outings)
- Time limits for parents to accept sitter applications
- Notification system for address changes before sits
- Work-from-home parent indicator on job listings


### AlignerPro

[App page](https://appshunter.io/ios/app/alignerpro-aligner-tracker/id6809034720)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AlignerPro Premium | $5.99 | one-time |


## Frequently asked questions

### Is Bubble free?

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

### Is AlignerPro free?

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

### Do Bubble or AlignerPro have ads?

Bubble shows ads; AlignerPro does not.

### Which is updated more often, Bubble or AlignerPro?

Bubble ships an update every 5 weeks, and AlignerPro every 3 days. Most recently, Bubble was updated on October 20, 2026 and AlignerPro on October 7, 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.*