# Rayyan vs Energizer AI

Rayyan and Energizer AI are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Rayyan sells 13 in-app purchases, starting at $9.99 per month and Energizer AI sells 2 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

Rayyan ships an update every 5 weeks, Energizer AI every 3 weeks. The most recent releases landed on October 25, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Rayyan | Energizer AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (24 ratings)](https://appshunter.io/ios/app/rayyan/id1581620841/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 37.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 48 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Rayyan Systems, Inc.](https://appshunter.io/developer/1581620843) | [FORGE TECH](https://appshunter.io/developer/6794371510) |

## What reviewers say

### Rayyan

[App page](https://appshunter.io/ios/app/rayyan/id1581620841)

This app streamlines systematic literature reviews for researchers, enabling quick article screening and decision-making on mobile devices. It supports offline work and real-time collaboration, significantly reducing review time.

**Highlights:** Offline article screening, Real-time collaboration, Quick inclusion decisions, Reference labeling, Article filtering, Configurable settings

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

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Student Monthly | $9.99 | per month |
| Professional Monthly | $14.99 | per month |
| Student Quarterly | $24.99 | per 3 months |
| Essential Quarterly | $24.99 | per 3 months |
| Professional Quarterly | $39.99 | per 3 months |
| Advanced Quarterly | $39.99 | per 3 months |
| Student Annual | $59.99 | per year |
| Essential Annual | $59.99 | per year |
| Advanced Quarterly 2 Seats | $79.99 | per 3 months |
| Professional Annual | $99.99 | per year |
| Advanced Annual | $99.99 | per year |
| Advanced Quarterly 4 Seats | $159.99 | per 3 months |
| Advanced Annual 5 Seats | $499.99 | per year |


### Energizer AI

[App page](https://appshunter.io/ios/app/energizer-ai-routine-planner/id6794371507)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Energizer Pro Monthly | $7.99 | per month |
| Energizer AI pro yearly | $69.99 | per year |


## Frequently asked questions

### Is Rayyan free?

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

### Is Energizer AI free?

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

### Do Rayyan or Energizer AI have ads?

Neither Rayyan nor Energizer AI shows ads.

### Which is updated more often, Rayyan or Energizer AI?

Rayyan ships an update every 5 weeks, and Energizer AI every 3 weeks. Most recently, Rayyan was updated on October 25, 2026 and Energizer AI on October 6, 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.*