# Lenovo PSREF vs Invyllo

The clearest difference is in-app purchases: Lenovo PSREF at none against Invyllo's 5. Lenovo PSREF also leads on iOS requirement (12.0 vs 15.0). Invyllo's advantage is update cadence (every 2 days vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Invyllo sells 5 in-app purchases, starting at $29.99 per 3 months. Lenovo PSREF asks for nothing beyond the download.

Lenovo PSREF ships an update every 4 months, Invyllo every 2 days. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Lenovo PSREF | Invyllo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (9 ratings)](https://appshunter.io/ios/app/lenovo-psref/id1266195593/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 42 MB | 52 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lenovo(Beijing) Limited](https://appshunter.io/developer/529398188) | [Amir Haider](https://appshunter.io/developer/1772448489) |

## What reviewers say

### Lenovo PSREF

[App page](https://appshunter.io/ios/app/lenovo-psref/id1266195593)

Access detailed product specifications and feature information for current and past Lenovo devices. This tool helps differentiate between various configurations of Lenovo products.

**Highlights:** Comprehensive product specifications, Feature details for Lenovo products, Differentiate product configurations, Information on current and withdrawn products, Technical specification reference

**Features:** Vision Pro support

**In-app purchases:** none


### Invyllo

[App page](https://appshunter.io/ios/app/invyllo/id6772324499)

**Features:** Family Sharing

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $29.99 | per 3 months |
| Small Tip | $0.99 | one-time |
| Medium Tip | $4.99 | one-time |
| Large Tip | $9.99 | one-time |
| Premium Tip | $24.99 | one-time |


## Frequently asked questions

### Is Lenovo PSREF free?

Lenovo PSREF is free to download, with no in-app purchases.

### Is Invyllo free?

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

### Do Lenovo PSREF or Invyllo have ads?

Neither Lenovo PSREF nor Invyllo shows ads.

### Which is updated more often, Lenovo PSREF or Invyllo?

Lenovo PSREF ships an update every 4 months, and Invyllo every 2 days. Most recently, Lenovo PSREF was updated on October 2, 2026 and Invyllo on October 1, 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.*