# Moleculist vs FieldStack

The clearest difference is rating: FieldStack at 5.0 against Moleculist's 4.6. FieldStack also leads on review sentiment (100% vs 78%). Moleculist's advantage is ratings volume (17 vs 1) and iOS requirement (17.6 vs 26.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

FieldStack holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Moleculist has 17 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 78% of Moleculist's written reviews are positive against 100% of FieldStack's.

Moleculist ships an update every 2 weeks, FieldStack weekly. The most recent releases landed on October 12, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Moleculist | FieldStack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (17 ratings)](https://appshunter.io/ios/app/moleculist/id6747411859/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/fieldstack/id6792173715/reviews)** |
| Number of ratings | **17** | 1 |
| Positive reviews | 77.8% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free | Free |
| Size | 142 MB | 16 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bijjol Rambhia Kiran](https://appshunter.io/developer/1821354717) | [Dylan Russell](https://appshunter.io/developer/1869725372) |

## What reviewers say

### Moleculist

[App page](https://appshunter.io/ios/app/moleculist/id6747411859)

Organize your life by transforming interests into a cosmic, animated universe. Track books, movies, plants, food, games, people, and more with visually stunning displays and effortless data entry. Seamlessly integrate with other apps to capture discoveries and memories.

**Highlights:** Molecular home screen with animated universe, One-tap adding for various life elements, Automatic data extraction from websites, Detailed tracking with notes and tags, Seamless iPad experience, Smart sharing via Share Sheet, Export and backup functionality

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

**In-app purchases:** none


### FieldStack

[App page](https://appshunter.io/ios/app/fieldstack/id6792173715)

This app provides an offline workspace for construction plans, allowing users to import PDFs, search every page for specific information, and create custom boards of relevant sheets. It enables on-page markup, field status recording, and note-taking, all accessible without an internet connection.

**Highlights:** Offline PDF plan import, Full-page search, Customizable sheet boards, On-page markup tools, Field status tracking, Notebooks for notes and photos, Siri and widget integration

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

**In-app purchases:** none


## Frequently asked questions

### Is Moleculist free?

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

### Is FieldStack free?

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

### Which has better reviews, Moleculist or FieldStack?

FieldStack is rated higher. Moleculist averages 4.6 out of 5 from 17 ratings, while FieldStack averages 5.0 from 1 ratings.

### Do Moleculist or FieldStack have ads?

Neither Moleculist nor FieldStack shows ads.

### Which is updated more often, Moleculist or FieldStack?

Moleculist ships an update every 2 weeks, and FieldStack weekly. Most recently, Moleculist was updated on October 12, 2026 and FieldStack on October 3, 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.*