# Strflow vs Availability Sync

The clearest difference is rating: Strflow at 5.0 against Availability Sync's 4.4. Strflow also leads on review sentiment (97% vs 67%) and ratings volume (49 vs 5). Availability Sync's advantage is in-app purchases (none vs 4). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Strflow sells 4 in-app purchases, starting at $1.49 per month. Availability Sync asks for nothing beyond the download.

Strflow holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Strflow has 49 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 97% of Strflow's written reviews are positive against 67% of Availability Sync's.

Strflow ships an update fortnightly, Availability Sync weekly. The most recent releases landed on October 8, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Strflow | Availability Sync |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (49 ratings)](https://appshunter.io/ios/app/strflow-text-yourself-notes/id6468486339/reviews)** | [4.4 (5 ratings)](https://appshunter.io/ios/app/availability-sync/id6670766226/reviews) |
| Number of ratings | **49** | 5 |
| Positive reviews | **97.1% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Freemium | **Free** |
| Size | 73 MB | 10 MB |
| Requires iOS | 18.0 | **17.5** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Shingo Eguchi](https://appshunter.io/developer/1709973302) | [David Fuerst](https://appshunter.io/developer/1754806202) |

## What reviewers say

### Strflow

[App page](https://appshunter.io/ios/app/strflow-text-yourself-notes/id6468486339)

This app offers a unique chat-style interface for taking notes, organizing them with tags, and setting reminders. It integrates seamlessly with iOS features and ensures your data is secure and exportable.

**Highlights:** Chat-style note-taking, Timeline organization, Tagging system, Todo lists and reminders, Quick capture from anywhere, Rich text editor, iCloud sync and backup

**Features:** Family Sharing, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Strflow Plus (Monthly) | $1.49 | per month |
| Strflow Plus (Annual) | $14.99 | per year |
| Strflow Plus (Lifetime, Subscriber) | $27.99 | one-time |
| Strflow Plus (Lifetime) | $37.99 | one-time |


### Availability Sync

[App page](https://appshunter.io/ios/app/availability-sync/id6670766226)

Easily share your free time slots for meetings and appointments. This app integrates with your existing calendars and allows for customized sharing messages and professional calendar invites. Streamline your scheduling process and avoid back-and-forth communication.

**Highlights:** Instant availability sharing, Calendar integration (iOS, Google, Outlook), Customizable sharing messages, Professional calendar invitations, Multiple time slot selection, Time zone management

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Strflow free?

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

### Is Availability Sync free?

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

### Which has better reviews, Strflow or Availability Sync?

Strflow is rated higher. Strflow averages 5.0 out of 5 from 49 ratings, while Availability Sync averages 4.4 from 5 ratings.

### Do Strflow or Availability Sync have ads?

Neither Strflow nor Availability Sync shows ads.

### Which is updated more often, Strflow or Availability Sync?

Strflow ships an update fortnightly, and Availability Sync weekly. Most recently, Strflow was updated on October 8, 2026 and Availability Sync on September 29, 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.*