# Solinst vs CDFW Gillnets eLog EVAL

The clearest difference is update cadence: CDFW Gillnets eLog EVAL at every 2 months against Solinst's every 5 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Solinst ships an update every 5 months, CDFW Gillnets eLog EVAL every 2 months. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Solinst | CDFW Gillnets eLog EVAL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (7 ratings)](https://appshunter.io/ios/app/solinst/id854408232/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 19 MB | 190 MB |
| Requires iOS | 16.2 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Solinst Canada Ltd.](https://appshunter.io/developer/854408235) | [Harbor Light Software](https://appshunter.io/developer/1108919253) |

## What reviewers say

### Solinst

[App page](https://appshunter.io/ios/app/solinst/id854408232)

This app enables wireless communication with Solinst dataloggers for programming, data download, and diagnostics. It allows for efficient field data collection by leveraging smartphone technology, eliminating the need for laptops. Users can also perform field calibrations for conductivity monitoring.

**Highlights:** Wireless datalogger communication, Start/stop sampling, Data downloading and emailing, Scheduled and repeat sampling, GPS coordinate logging, Datalogger diagnostics, Field calibration

**Features:** Vision Pro support

**In-app purchases:** none


### CDFW Gillnets eLog EVAL

[App page](https://appshunter.io/ios/app/cdfw-gillnets-elog-eval/id6754344613)

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

**In-app purchases:** none


## Frequently asked questions

### Is Solinst free?

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

### Is CDFW Gillnets eLog EVAL free?

CDFW Gillnets eLog EVAL is free to download, with no in-app purchases.

### Do Solinst or CDFW Gillnets eLog EVAL have ads?

Neither Solinst nor CDFW Gillnets eLog EVAL shows ads.

### Which is updated more often, Solinst or CDFW Gillnets eLog EVAL?

Solinst ships an update every 5 months, and CDFW Gillnets eLog EVAL every 2 months. Most recently, Solinst was updated on October 24, 2026 and CDFW Gillnets eLog EVAL on October 30, 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.*