# KollusPlayer vs Second

The clearest difference is review sentiment: Second at 89% against KollusPlayer's 26%. Second also leads on rating (5.0 vs 1.4) and update cadence (every 4 days vs monthly). KollusPlayer's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Second sells 1 one-off in-app purchase. KollusPlayer asks for nothing beyond the download.

Second holds the better App Store score, 5.0 against 1.4. That said, the two scores are not equally well evidenced: KollusPlayer has 82 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 26% of KollusPlayer's written reviews are positive against 89% of Second's.

KollusPlayer ships an update monthly, Second every 4 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | KollusPlayer | Second |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.4 (82 ratings)](https://appshunter.io/ios/app/kollusplayer/id760006888/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/second-sync/id6752860014/reviews)** |
| Number of ratings | **82** | 4 |
| Positive reviews | 26.4% of reviews | **88.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 17 MB | 69 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Catenoid, Inc.](https://appshunter.io/developer/760006891) | [Minjun Kim](https://appshunter.io/developer/1841275054) |

## What reviewers say

### KollusPlayer

[App page](https://appshunter.io/ios/app/kollusplayer/id760006888)

This is a dedicated video player for encrypted content from the Kollus service. It offers playback speed control and resume playback functionality. Compatible with a wide range of iPhone and iPad models.

**Highlights:** Plays Kollus encrypted content, Adjustable playback speed (0.5x-2.0x), Resume playback, Wide device compatibility

**Features:** Vision Pro support

**In-app purchases:** none


### Second

[App page](https://appshunter.io/ios/app/second-sync/id6752860014)

This utility app provides precise server time synchronization down to milliseconds, ideal for critical moments like course registration or ticketing. It features drift tracking for sustained accuracy and a Picture-in-Picture timer for live monitoring while using other applications.

**Highlights:** Precise server time synchronization, Drift tracking for accuracy, Picture-in-Picture timer, Example site shortcuts, Multilingual support

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 초정확 Pro 업그레이드 | $1.99 | one-time |


## Frequently asked questions

### Is KollusPlayer free?

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

### Is Second free?

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

### Which has better reviews, KollusPlayer or Second?

Second is rated higher. KollusPlayer averages 1.4 out of 5 from 82 ratings, while Second averages 5.0 from 4 ratings.

### Do KollusPlayer or Second have ads?

Second shows ads; KollusPlayer does not.

### Which is updated more often, KollusPlayer or Second?

KollusPlayer ships an update monthly, and Second every 4 days. Most recently, KollusPlayer was updated on November 1, 2026 and Second on October 31, 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.*