# Author Career vs K

The clearest difference is in-app purchases: Author Career at none against K's 3. Author Career also leads on iOS requirement (15.1 vs 18.6). K's advantage is ads (none vs shown) and rating (4.8 vs 4.5). On price, ratings volume, update cadence and device support there is nothing between them.

Both are free to download. K sells 3 one-off in-app purchases. Author Career asks for nothing beyond the download.

K holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 6 and 5 respectively. Written reviews point the same way: 83% of Author Career's written reviews are positive against 100% of K's.

Author Career ships an update every 9 days, K every 5 days. The most recent releases landed on October 31, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Author Career | K |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (6 ratings)](https://appshunter.io/ios/app/author-career/id6767047285/reviews) | **[4.8 (5 ratings)](https://appshunter.io/ios/app/k-pop-starmaker/id6789290346/reviews)** |
| Number of ratings | **6** | 5 |
| Positive reviews | 83.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 9 days | **Every 5 days** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 41 MB | 57 MB |
| Requires iOS | **15.1** | 18.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Matthew Green](https://appshunter.io/developer/1896357359) | [BLADESOFTWARE Limited Liability Company](https://appshunter.io/developer/292078297) |

## What reviewers say

### Author Career

[App page](https://appshunter.io/ios/app/author-career/id6767047285)

Build a writing career from scratch, managing finances, energy, and skills. Write across multiple genres, publish books, and grow your audience week by week. Track your progress and career milestones.

**Highlights:** Week-by-week career progression, Write various book formats, Manage energy, money, and skills, Publish books and grow audience, Track royalties and reviews, Genre-specific fan bases

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

**In-app purchases:** none


### K

[App page](https://appshunter.io/ios/app/k-pop-starmaker/id6789290346)

Manage a K-Pop agency, scout and train aspiring idols, and debut them as global superstars. Produce music, choreograph dances, and navigate the entertainment industry's challenges to build a legendary music empire.

**Highlights:** Scout and train K-Pop trainees, Debut idol groups, Produce music and music videos, Manage artist schedules and fandoms, Navigate industry challenges, Play mini-games for training

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Bundle | $1.99 | one-time |
| Office Expansion | $2.99 | one-time |
| Remove Ads | $4.99 | one-time |


## Frequently asked questions

### Is Author Career free?

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

### Is K free?

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

### Which has better reviews, Author Career or K?

K is rated higher. Author Career averages 4.5 out of 5 from 6 ratings, while K averages 4.8 from 5 ratings.

### Do Author Career or K have ads?

Author Career shows ads; K does not.

### Which is updated more often, Author Career or K?

Author Career ships an update every 9 days, and K every 5 days. Most recently, Author Career was updated on October 31, 2026 and K on November 10, 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.*