# Zadcall vs Umi

The clearest difference is in-app purchases: Zadcall at none against Umi's 9. Zadcall also leads on iOS requirement (13.0 vs 15). Umi's advantage is update cadence (weekly vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Umi sells 9 in-app purchases, starting at $14.99 per 7 days. Zadcall asks for nothing beyond the download.

Zadcall ships an update monthly, Umi weekly. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Zadcall | Umi |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/zadcall/id1525329429/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free | — |
| Size | 96 MB | 55 MB |
| Requires iOS | **13.0** | 15 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [ZADCALL FOR INFORMATION TECHNOLOGY](https://appshunter.io/developer/1525329431) | [Happy Oversea Limited](https://appshunter.io/developer/1893505836) |

## What reviewers say

### Zadcall

[App page](https://appshunter.io/ios/app/zadcall/id1525329429)

Connect instantly with experts across various fields via voice or video calls. Skip waiting lists and get direct professional advice for as long as you need. Search for specialists by keyword to find the right help.

**Highlights:** Voice and video calls to experts, Direct expert connection, No waiting lists, Unlimited call duration, Keyword-based expert search

**In-app purchases:** none


### Umi

[App page](https://appshunter.io/ios/app/umi-postshare/id6767474247)

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly sub | $14.99 | per 7 days |
| Monthly sub | $29.99 | per month |
| Annual sub | $69.99 | per year |
| 200 Gold Coin Pack | $3.99 | one-time |
| 500 Gold Coin Pack | $9.99 | one-time |
| 1000 Gold Coin Pack | $19.99 | one-time |
| 2000 Gold Coin Pack | $39.99 | one-time |
| 3000 Gold Coin Pack | $59.99 | one-time |
| 5000 Gold Coin Pack | $99.99 | one-time |


## Frequently asked questions

### Is Zadcall free?

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

### Is Umi free?

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

### Do Zadcall or Umi have ads?

Neither Zadcall nor Umi shows ads.

### Which is updated more often, Zadcall or Umi?

Zadcall ships an update monthly, and Umi weekly. Most recently, Zadcall was updated on November 3, 2026 and Umi on October 25, 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.*