# JSON Web Token vs Mockup & Demo Maker

The clearest difference is price: Mockup & Demo Maker at Free against JSON Web Token's $2.99. Mockup & Demo Maker also leads on update cadence (fortnightly vs every 27 months) and chart position (#18 vs unranked). JSON Web Token's advantage is in-app purchases (none vs 5) and iOS requirement (17.0 vs 26.0). On ads and device support there is nothing between them.

Mockup & Demo Maker is free to download; JSON Web Token costs $2.99 up front. Mockup & Demo Maker sells 5 in-app purchases, starting at $3.99 per month. JSON Web Token asks for nothing beyond the download.

JSON Web Token ships an update every 27 months, Mockup & Demo Maker fortnightly. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | JSON Web Token | Mockup & Demo Maker |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[4.7 (26 ratings)](https://appshunter.io/ios/app/mockup-and-demo-maker-screeny/id6757925827/reviews)** |
| Number of ratings | — | **26** |
| Positive reviews | — | 92.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 27 months | **Fortnightly** |
| Monetization | — | Free |
| Best chart rank | — | **#18** |
| Size | 7 MB | 320 MB |
| Requires iOS | **17.0** | 26.0 |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Prismatic Apps](https://appshunter.io/developer/1530675050) | [Lazare Kolebka](https://appshunter.io/developer/1793921566) |

## What reviewers say

### JSON Web Token

[App page](https://appshunter.io/ios/app/json-web-token/id6502089325)

**In-app purchases:** none


### Mockup & Demo Maker

[App page](https://appshunter.io/ios/app/mockup-and-demo-maker-screeny/id6757925827)

**Currently charting:** #18 Top Grossing · Developer Tools, #28 Top Free · Developer Tools (US App Store)

Effortlessly create professional device mockups for screenshots and videos in seconds. Add realistic device frames, clean status bars, and dynamic keyframe animations without needing complex software.

**Highlights:** Instant device frame generation, Timeline-based keyframe animation, Automatic clean status bar replacement, Support for iPhone models and colors, Video mockup creation, Customizable backgrounds and aspect ratios, Multiple export options

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Screeny Pro | $3.99 | per month |
| Screeny Pro | $22.99 | per year |
| 20 Export Credits | $2.99 | one-time |
| 50 Export Credits | $3.99 | one-time |
| Screeny Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is JSON Web Token free?

JSON Web Token costs $2.99, with no in-app purchases.

### Is Mockup & Demo Maker free?

Mockup & Demo Maker is free to download, with in-app purchases available.

### Do JSON Web Token or Mockup & Demo Maker have ads?

Neither JSON Web Token nor Mockup & Demo Maker shows ads.

### Which is updated more often, JSON Web Token or Mockup & Demo Maker?

JSON Web Token ships an update every 27 months, and Mockup & Demo Maker fortnightly. Most recently, JSON Web Token was updated on October 29, 2026 and Mockup & Demo Maker on October 28, 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.*