# Smart Photo Service reader app vs 诗音

The clearest difference is in-app purchases: Smart Photo Service reader app at none against 诗音's 10. Smart Photo Service reader app also leads on update cadence (every 2 weeks vs every 2 months). 诗音's advantage is iOS requirement (12.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. 诗音 sells 10 in-app purchases, starting at $3.99 per month. Smart Photo Service reader app asks for nothing beyond the download.

Smart Photo Service reader app ships an update every 2 weeks, 诗音 every 2 months. The most recent releases landed on September 17, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Smart Photo Service reader app | 诗音 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (10 ratings)](https://appshunter.io/ios/app/id1450142829/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | — | 95.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 7 MB | 168 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 9+ |
| Developer | [Jack Kirkpatrick](https://appshunter.io/developer/1084860910) | [Hangzhou Small Circle Technology Co., Ltd.](https://appshunter.io/developer/1450142828) |

## What reviewers say

### Smart Photo Service reader app

[App page](https://appshunter.io/ios/app/smart-photo-service-reader-app/id1405937870)

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

**In-app purchases:** none


### 诗音

[App page](https://appshunter.io/ios/app/id1450142829)

This app provides a space to appreciate the beauty of poetry and its rhythms. It offers features for creating, reciting, and discussing poems, along with tools to generate creative videos from your recitations.

**Highlights:** Poetry creation with feedback, Recitation rating and reports, Poem discussion and感想 sharing, Intelligent voice recording, Video generation with visuals and music

**Features:** macOS Compatibility

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 连续包月 | $3.99 | per month |
| 5钻 | $0.99 | one-time |
| 32钻 | $4.99 | one-time |
| 3个月会员 | $9.99 | one-time |
| 55钻 | $9.99 | one-time |
| 优惠年费VIP | $17.99 | one-time |
| 102钻(赠8钻) | $19.99 | one-time |
| 1年会员 | $29.99 | one-time |
| 206钻(赠20钻) | $39.99 | one-time |
| 415钻(赠45钻) | $69.99 | one-time |


## Frequently asked questions

### Is Smart Photo Service reader app free?

Smart Photo Service reader app is free to download, with no in-app purchases.

### Is 诗音 free?

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

### Do Smart Photo Service reader app or 诗音 have ads?

Neither Smart Photo Service reader app nor 诗音 shows ads.

### Which is updated more often, Smart Photo Service reader app or 诗音?

Smart Photo Service reader app ships an update every 2 weeks, and 诗音 every 2 months. Most recently, Smart Photo Service reader app was updated on September 17, 2026 and 诗音 on September 14, 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.*