# iodyne vs KOCARD

The clearest difference is in-app purchases: iodyne at none against KOCARD's 20. KOCARD's advantage is update cadence (every 8 days vs every 3 weeks). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. KOCARD sells 20 one-off in-app purchases. iodyne asks for nothing beyond the download.

iodyne ships an update every 3 weeks, KOCARD every 8 days. The most recent releases landed on September 30, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | iodyne | KOCARD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/iodyne/id6740823814/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 8 days** |
| Monetization | Free | — |
| Size | 50 MB | 88 MB |
| Requires iOS | **17.0** | 17.1.1 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 17+ |
| Developer | [iodyne, LLC](https://appshunter.io/developer/1791786091) | [Shanghai YueJing Network Technology Co.,LTD](https://appshunter.io/developer/1506364308) |

## What reviewers say

### iodyne

[App page](https://appshunter.io/ios/app/iodyne/id6740823814)

Manage and monitor your storage devices with this utility app. Unlock iodyne drives using passkeys and scan NFC tags for other devices. Track file transfers and view workflow metadata in real-time.

**Highlights:** Unlock iodyne drives with passkeys, Scan NFC tags for non-iodyne drives, View device provisioning metadata, Monitor file transfers in real-time, Manage workflow metadata

**In-app purchases:** none


### KOCARD

[App page](https://appshunter.io/ios/app/kocard-smart-data-manager/id6746745267)

**In-app purchases (20)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard Plan / Month | $3.99 | one-time |
| 高级版/月 | $4.99 | one-time |
| 积分购买 | $4.99 | one-time |
| 积分购买 | $9.99 | one-time |
| Points Purchase | $10.00 | one-time |
| Premium Monthly | $14.99 | one-time |
| Premium Monthly | $19.99 | one-time |
| Points Purchase | $19.99 | one-time |
| 积分购买 | $19.99 | one-time |
| 高级版/年 | $29.99 | one-time |
| Standard Plan / Year | $39.99 | one-time |
| 高级版/年 | $49.99 | one-time |
| Points Purchase | $50.00 | one-time |
| 会员-套餐 | $59.99 | one-time |
| 会员-套餐 | $149.99 | one-time |
| Membership Plan | $149.99 | one-time |
| Membership Plan | $169.99 | one-time |
| Membership Plan | $199.99 | one-time |
| Premium Yearly | $219.99 | one-time |
| Premium Yearly | $299.99 | one-time |


## Frequently asked questions

### Is iodyne free?

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

### Is KOCARD free?

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

### Do iodyne or KOCARD have ads?

Neither iodyne nor KOCARD shows ads.

### Which is updated more often, iodyne or KOCARD?

iodyne ships an update every 3 weeks, and KOCARD every 8 days. Most recently, iodyne was updated on September 30, 2026 and KOCARD on October 9, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*