# Certpia vs Daum Mail

The clearest difference is rating: Certpia at 4.4 against Daum Mail's 2.9. Certpia also leads on iOS requirement (12.0 vs 15.0). Daum Mail's advantage is review sentiment (44% vs 13%). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Certpia holds the better App Store score, 4.4 against 2.9. Both are backed by a comparable volume of ratings — 37 and 13 respectively. Written reviews complicate that: 13% of Certpia's written reviews are positive against 44% of Daum Mail's, so the app with the better star average is not the one people write more warmly about.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 15, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Certpia | Daum Mail |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (37 ratings)](https://appshunter.io/ios/app/certpia/id928347102/reviews)** | [2.9 (13 ratings)](https://appshunter.io/ios/app/daum-mail/id1455817344/reviews) |
| Number of ratings | **37** | 13 |
| Positive reviews | 12.7% of reviews | **43.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free | Free |
| Size | 46 MB | 112 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [I.N.TECH INC](https://appshunter.io/developer/1700629897) | [Daum Corp.](https://appshunter.io/developer/1851376782) |

## What reviewers say

### Certpia

[App page](https://appshunter.io/ios/app/certpia/id928347102)

This app allows users to easily issue, submit, and verify various certificates from over 220 universities and major institutions. It ensures secure and official document issuance through government-standard technology. Verify original documents using school names, internet numbers, or QR codes.

**Highlights:** Issue various certificates, Submit electronic certificates, Verify original documents, Secure data management, Government-certified technology, QR code verification

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

**In-app purchases:** none


### Daum Mail

[App page](https://appshunter.io/ios/app/daum-mail/id1455817344)

Manage your emails efficiently with features like sender grouping, message filtering, and attachment previews. Quickly archive or delete messages with swipe gestures and secure your inbox with a passcode lock. Optimized for tablet use, it offers a streamlined email experience.

**Highlights:** Group emails by sender, Categorize messages with filters, Preview attachments with thumbnails, Swipe to archive or delete, Passcode lock for security, Tablet-optimized view

**In-app purchases:** none


## Frequently asked questions

### Is Certpia free?

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

### Is Daum Mail free?

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

### Which has better reviews, Certpia or Daum Mail?

Certpia is rated higher. Certpia averages 4.4 out of 5 from 37 ratings, while Daum Mail averages 2.9 from 13 ratings.

### Do Certpia or Daum Mail have ads?

Neither Certpia nor Daum Mail shows ads.

### Which is updated more often, Certpia or Daum Mail?

Certpia ships an update monthly, and Daum Mail monthly. Most recently, Certpia was updated on October 15, 2026 and Daum Mail on October 18, 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.*