# iLINVOL服务版 vs Folio

The clearest difference is in-app purchases: iLINVOL服务版 at none against Folio's 8. iLINVOL服务版 also leads on iOS requirement (9.0 vs 12.0). Folio's advantage is update cadence (every 5 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Folio sells 8 in-app purchases, starting at $13.99 per month. iLINVOL服务版 asks for nothing beyond the download.

iLINVOL服务版 ships an update every 3 weeks, Folio every 5 days. The most recent releases landed on October 16, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | iLINVOL服务版 | Folio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Size | 51 MB | 61 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CG Midea Heating & Ventilating Equipment CO., Ltd.](https://appshunter.io/developer/918398670) | [Cygnus Labs](https://appshunter.io/developer/1823487053) |

## What reviewers say

### iLINVOL服务版

[App page](https://appshunter.io/ios/app/ilinvol/id6443754797)

**In-app purchases:** none


### Folio

[App page](https://appshunter.io/ios/app/folio-ai-note-taker-appstore/id6747937463)

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| pro月会员 | $13.99 | per month |
| unlimited月会员 | $25.99 | per month |
| pro年会员 | $82.99 | per year |
| Unlimited年会员 | $214.99 | per year |
| 120分钟转写时长 | $2.99 | one-time |
| 600分钟转写时长 | $9.99 | one-time |
| 3000 | $49.99 | one-time |
| 6000分钟转写时长 | $89.99 | one-time |


## Frequently asked questions

### Is iLINVOL服务版 free?

iLINVOL服务版 is free to download, with no in-app purchases.

### Is Folio free?

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

### Do iLINVOL服务版 or Folio have ads?

Neither iLINVOL服务版 nor Folio shows ads.

### Which is updated more often, iLINVOL服务版 or Folio?

iLINVOL服务版 ships an update every 3 weeks, and Folio every 5 days. Most recently, iLINVOL服务版 was updated on October 16, 2026 and Folio on October 28, 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.*