# Nano Timer PLUS vs Plasmids X

The clearest difference is price: Plasmids X at Free against Nano Timer PLUS's $1.99. Plasmids X also leads on update cadence (monthly vs every 25 months). Nano Timer PLUS's advantage is review sentiment (71% vs 33%) and in-app purchases (none vs 14). On rating, ratings volume, ads and device support there is nothing between them.

Plasmids X is free to download; Nano Timer PLUS costs $1.99 up front. Plasmids X sells 14 in-app purchases, starting at $1.99 per month. Nano Timer PLUS asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 3.5 for Nano Timer PLUS against 3.4 for Plasmids X. Both are backed by a comparable volume of ratings — 4 and 7 respectively. Written reviews are what separate them: 71% of Nano Timer PLUS's written reviews are positive against 33% of Plasmids X's.

Nano Timer PLUS ships an update every 25 months, Plasmids X monthly. The most recent releases landed on September 21, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Nano Timer PLUS | Plasmids X |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[3.5 (4 ratings)](https://appshunter.io/ios/app/nano-timer-plus/id760857635/reviews)** | [3.4 (7 ratings)](https://appshunter.io/ios/app/plasmids-x/id1524584676/reviews) |
| Number of ratings | 4 | **7** |
| Positive reviews | **71.4% of reviews** | 33.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 25 months | **Monthly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 3 MB | 17 MB |
| Requires iOS | **13.0** | 18 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Igor Donkov](https://appshunter.io/developer/612374152) | [Amin Mahpour](https://appshunter.io/developer/1524584678) |

## What reviewers say

### Nano Timer PLUS

[App page](https://appshunter.io/ios/app/nano-timer-plus/id760857635)

A minimalist countdown timer with both numerical and graphical time displays. This version offers extended time limits, additional visual styles, and features like autorestart for interval training.

**Highlights:** Numerical and graphical time display, Up to 999 minutes time limit, Two extra display styles (FAT, B&W), Circle animation of total time, Count down and count up functions, Autorestart for interval training, Optional sounds

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Nano Timer PLUS free?

Nano Timer PLUS costs $1.99, with no in-app purchases.

### Is Plasmids X free?

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

### Which has better reviews, Nano Timer PLUS or Plasmids X?

Nano Timer PLUS is rated higher. Nano Timer PLUS averages 3.5 out of 5 from 4 ratings, while Plasmids X averages 3.4 from 7 ratings.

### Do Nano Timer PLUS or Plasmids X have ads?

Neither Nano Timer PLUS nor Plasmids X shows ads.

### Which is updated more often, Nano Timer PLUS or Plasmids X?

Nano Timer PLUS ships an update every 25 months, and Plasmids X monthly. Most recently, Nano Timer PLUS was updated on September 21, 2026 and Plasmids X on June 1, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*