# Plasmids X vs SciNote

The clearest difference is in-app purchases: SciNote at none against Plasmids X's 14. SciNote also leads on iOS requirement (11.0 vs 18). Plasmids X's advantage is update cadence (monthly vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Plasmids X sells 14 in-app purchases, starting at $1.99 per month. SciNote asks for nothing beyond the download.

Plasmids X ships an update monthly, SciNote every 4 months. The most recent releases landed on June 1, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Plasmids X | SciNote |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (7 ratings)](https://appshunter.io/ios/app/plasmids-x/id1524584676/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 17 MB | 66 MB |
| Requires iOS | 18 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Amin Mahpour](https://appshunter.io/developer/1524584678) | [Scinote LLC](https://appshunter.io/developer/1660589967) |

## What reviewers say

### Plasmids X

[App page](https://appshunter.io/ios/app/plasmids-x/id1524584676)

Design, create, and analyze custom DNA plasmids with this intuitive molecular genetics tool. Supports importing, editing, and sharing plasmids, with powerful in silico analysis features for researchers and students.

**Highlights:** Create plasmids from sequences, Import from .dna and Genbank files, Edit plasmids by adding features, In silico analysis (sequence alignment, PCR, digestion), Share and collaborate on plasmids

**Features:** macOS Compatibility

**In-app purchases (14)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Yearly | $9.99 | per year |
| A cup of coffee! | $1.99 | one-time |
| Split View Support | $1.99 | one-time |
| Manual Cloning | $3.99 | one-time |
| In-silico PCR Support | $3.99 | one-time |
| NCBI Entrez Support | $3.99 | one-time |
| Local Alignment Support | $3.99 | one-time |
| A box of joe! | $4.99 | one-time |
| BLAST Support | $4.99 | one-time |
| ApE File Support | $4.99 | one-time |
| Genbank Support | $4.99 | one-time |
| dna File Support | $5.99 | one-time |
| All Features | $24.99 | one-time |


### SciNote

[App page](https://appshunter.io/ios/app/scinote/id1660589965)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Plasmids X free?

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

### Is SciNote free?

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

### Do Plasmids X or SciNote have ads?

Neither Plasmids X nor SciNote shows ads.

### Which is updated more often, Plasmids X or SciNote?

Plasmids X ships an update monthly, and SciNote every 4 months. Most recently, Plasmids X was updated on June 1, 2026 and SciNote on September 9, 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.*