# Stack vs Elysia AI

The clearest difference is rating: Elysia AI at 5.0 against Stack's 3.0. Elysia AI also leads on update cadence (every 9 days vs monthly) and iOS requirement (15.1 vs 26.0). Stack's advantage is monetization model (free with in-app purchases vs subscription). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Stack sells 1 one-off in-app purchase and Elysia AI sells 4 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Elysia AI holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 4 respectively.

Stack ships an update monthly, Elysia AI every 9 days. The most recent releases landed on October 21, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Stack | Elysia AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/stack-before-and-after-photos/id1095740881/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/elysia-ai/id6749180620/reviews)** |
| Number of ratings | 2 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 9 days** |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 12 MB | 63 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pavlo Chernovolenko](https://appshunter.io/developer/858517820) | [Jaehoon Son](https://appshunter.io/developer/1811928096) |

## What reviewers say

### Stack

[App page](https://appshunter.io/ios/app/stack-before-and-after-photos/id1095740881)

Effortlessly create professional before-and-after photo and video comparisons. Advanced on-device technology automatically aligns your images, perfect for showcasing transformations in fitness, renovations, or projects. Export smooth, high-quality animations for social media.

**Highlights:** Automatic photo alignment, Manual adjustment options, Create before-and-after comparisons, Export animated videos, Match animation to music BPM, High FPS video export, On-device processing

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stack Pro (Lifetime) | $4.99 | one-time |


### Elysia AI

[App page](https://appshunter.io/ios/app/elysia-ai/id6749180620)

Instantly transform your photos with AI-powered enhancements. Upload a picture and receive 10 unique, enhanced variations in seconds, perfect for social media, professional profiles, or dating apps. No editing skills are needed to achieve stunning results.

**Highlights:** 10 unique photo variations, AI-powered facial enhancement, Instant results, Privacy-focused with 24-hour photo deletion, No editing skills required, Multiple enhancement styles

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Elysia Pro Monthly | $0.99 | per 7 days |
| Elysia Monthly Subscription | $1.99 | per month |
| Elysia Pro Weekly | $2.99 | per 7 days |
| Elysia Monthly Subscription | $3.99 | per month |


## Frequently asked questions

### Is Stack free?

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

### Is Elysia AI free?

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

### Which has better reviews, Stack or Elysia AI?

Elysia AI is rated higher. Stack averages 3.0 out of 5 from 2 ratings, while Elysia AI averages 5.0 from 4 ratings.

### Do Stack or Elysia AI have ads?

Neither Stack nor Elysia AI shows ads.

### Which is updated more often, Stack or Elysia AI?

Stack ships an update monthly, and Elysia AI every 9 days. Most recently, Stack was updated on October 21, 2026 and Elysia AI on October 5, 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.*