# SEN+ vs Outline Design

The clearest difference is in-app purchases: SEN+ at none against Outline Design's 5. SEN+ also leads on iOS requirement (15.6 vs 17.0). Outline Design's advantage is update cadence (every 2 days vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. Outline Design sells 5 one-off in-app purchases. SEN+ asks for nothing beyond the download.

SEN+ ships an update every 5 months, Outline Design every 2 days. The most recent releases landed on October 7, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | SEN+ | Outline Design |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (13 ratings)](https://appshunter.io/ios/app/outline-design/id6757155391/reviews)** |
| Number of ratings | — | **13** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 days** |
| Monetization | — | Free with in-app purchases |
| Size | 39 MB | 27 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Service Electric Cable TV, Inc.](https://appshunter.io/developer/893352456) | [LANCE LAMONT FRAZER](https://appshunter.io/developer/1864930626) |

## What reviewers say

### SEN+

[App page](https://appshunter.io/ios/app/sen-plus/id6504158048)

**In-app purchases:** none


### Outline Design

[App page](https://appshunter.io/ios/app/outline-design/id6757155391)

Transform your imagination into custom coloring pages using AI. Describe your desired image, and the app generates outlines that can be colored digitally or printed. Features include color-by-number, connect-the-dots, and photo-to-coloring-page conversion.

**Highlights:** AI-powered outline generation, Color-by-number and connect-the-dots modes, Convert photos into coloring pages, In-app digital coloring tools, Printable coloring pages, Handwriting practice worksheets

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Stickers | $2.99 | one-time |
| 5 Credits | $2.99 | one-time |
| 15 credits | $7.99 | one-time |
| 30 credits | $14.99 | one-time |
| 60 credits | $27.99 | one-time |


## Frequently asked questions

### Is SEN+ free?

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

### Is Outline Design free?

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

### Do SEN+ or Outline Design have ads?

Neither SEN+ nor Outline Design shows ads.

### Which is updated more often, SEN+ or Outline Design?

SEN+ ships an update every 5 months, and Outline Design every 2 days. Most recently, SEN+ was updated on October 7, 2026 and Outline Design on October 12, 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.*