# OneChat by OneExpert vs BlahBlah

The clearest difference is in-app purchases: OneChat by OneExpert at none against BlahBlah's 3. OneChat by OneExpert also leads on iOS requirement (10.0 vs 17.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. BlahBlah sells 3 in-app purchases, starting at $4.99 per month. OneChat by OneExpert asks for nothing beyond the download.

OneChat by OneExpert ships an update every 11 days, BlahBlah weekly. The most recent releases landed on October 20, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | OneChat by OneExpert | BlahBlah |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/blahblah-message-yourself/id6758985206/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Weekly** |
| Monetization | **Free** | Freemium |
| Size | 29 MB | 7 MB |
| Requires iOS | **10.0** | 17.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Department of Science and Technology Region VI](https://appshunter.io/developer/1362988961) | [晓晖 王](https://appshunter.io/developer/1778270363) |

## What reviewers say

### OneChat by OneExpert

[App page](https://appshunter.io/ios/app/onechat-by-oneexpert/id1362988962)

Connect with experts, consultants, and peers in the Philippine S&T community. Engage in group discussions, share files, and discover suggested users based on your contacts.

**Highlights:** Chat with experts and community members, Create group chats for discussions, Upload and send files, Suggest users based on contacts, Connect with Philippine S&T community

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

**In-app purchases:** none


### BlahBlah

[App page](https://appshunter.io/ios/app/blahblah-message-yourself/id6758985206)

This app provides a private chat interface for users to send messages, notes, and media to themselves. It offers features like voice memos, rich link previews, and a unique dialogue mode for internal reflection. Capture thoughts from anywhere and revisit past messages with advanced search and organization tools.

**Highlights:** Self-messaging chat interface, Send text, images, voice memos, links, locations, On-device voice memo transcription, Share from other apps, Dialogue mode for internal reflection, Backdate messages, On This Day and Daily Reflection features, Customizable chat themes

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BlahBlah Premium Monthly | $4.99 | per month |
| BlahBlah Premium Yearly | $6.99 | per year |
| BlahBlah Premium Lifetime | $12.99 | one-time |


## Frequently asked questions

### Is OneChat by OneExpert free?

OneChat by OneExpert is free to download, with no in-app purchases.

### Is BlahBlah free?

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

### Do OneChat by OneExpert or BlahBlah have ads?

Neither OneChat by OneExpert nor BlahBlah shows ads.

### Which is updated more often, OneChat by OneExpert or BlahBlah?

OneChat by OneExpert ships an update every 11 days, and BlahBlah weekly. Most recently, OneChat by OneExpert was updated on October 20, 2026 and BlahBlah on October 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.*