# Perfumers Vault 2 vs Summa One

The clearest difference is update cadence: Summa One at every 3 days against Perfumers Vault 2's weekly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Perfumers Vault 2 sells 2 in-app purchases, starting at $6.99 per month and Summa One sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Perfumers Vault 2 ships an update weekly, Summa One every 3 days. The most recent releases landed on October 30, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Perfumers Vault 2 | Summa One |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.0 (1 ratings)](https://appshunter.io/ios/app/perfumers-vault-2-formula-lab/id6748814424/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | Freemium | — |
| Size | 133 MB | 18 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [M24 Media Ltd](https://appshunter.io/developer/1843158778) | [Gage Dunstan](https://appshunter.io/developer/1725752504) |

## What reviewers say

### Perfumers Vault 2

[App page](https://appshunter.io/ios/app/perfumers-vault-2-formula-lab/id6748814424)

Design, blend, and track fragrance formulas with an AI assistant. Manage materials, ensure IFRA compliance, and weigh batches. Ideal for perfumers, brands, and students.

**Highlights:** AI-powered formula generation and analysis, IFRA compliance checking and reporting, Material database management, Batch weighing and tracking, Formula scaling and comparison, Import/export of formulas and materials, Biometric security and data hiding

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $6.99 | per month |
| Yearly | $59.99 | per year |


### Summa One

[App page](https://appshunter.io/ios/app/summa-one/id6756936489)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Simple CRM - Monthly | $4.99 | per month |
| Simple CRM - Yearly | $39.99 | per year |


## Frequently asked questions

### Is Perfumers Vault 2 free?

Perfumers Vault 2 is free to download, with in-app purchases available.

### Is Summa One free?

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

### Do Perfumers Vault 2 or Summa One have ads?

Neither Perfumers Vault 2 nor Summa One shows ads.

### Which is updated more often, Perfumers Vault 2 or Summa One?

Perfumers Vault 2 ships an update weekly, and Summa One every 3 days. Most recently, Perfumers Vault 2 was updated on October 30, 2026 and Summa One on September 26, 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.*