# GVG field data collector vs DayNote

The clearest difference is in-app purchases: GVG field data collector at none against DayNote's 2. GVG field data collector also leads on iOS requirement (11.0 vs 18.2). DayNote's advantage is update cadence (weekly vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. DayNote sells 2 in-app purchases, starting at $0.99 per month. GVG field data collector asks for nothing beyond the download.

GVG field data collector ships an update every 3 weeks, DayNote weekly. The most recent releases landed on October 5, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | GVG field data collector | DayNote |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/gvg-field-data-collector/id1244686128/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | **Free** | Subscription |
| Size | 20 MB | 3 MB |
| Requires iOS | **11.0** | 18.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [成成 刘](https://appshunter.io/developer/1244686127) | [xiaorichang Technology Co., Ltd.](https://appshunter.io/developer/1455083309) |

## What reviewers say

### GVG field data collector

[App page](https://appshunter.io/ios/app/gvg-field-data-collector/id1244686128)

This application collects land use data from various locations using GPS. It requires continuous GPS connection, which may significantly reduce battery life when running in the background.

**Highlights:** Collects land use information, Utilizes GPS for location tracking, Background GPS connection

**Features:** macOS Compatibility

**In-app purchases:** none


### DayNote

[App page](https://appshunter.io/ios/app/daynote-timeline-note/id6755670829)

This app provides a private and secure way to journal your life's moments. It offers rich text formatting, multimedia support, and a calendar view for easy organization. Track your writing habits with detailed statistics and sync across devices via iCloud.

**Highlights:** Rich text journaling, Multimedia support (photos, videos), Calendar view for entries, Writing statistics and charts, iCloud synchronization, Tag-based organization

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Annual Subscription | $9.99 | per year |


## Frequently asked questions

### Is GVG field data collector free?

GVG field data collector is free to download, with no in-app purchases.

### Is DayNote free?

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

### Do GVG field data collector or DayNote have ads?

Neither GVG field data collector nor DayNote shows ads.

### Which is updated more often, GVG field data collector or DayNote?

GVG field data collector ships an update every 3 weeks, and DayNote weekly. Most recently, GVG field data collector was updated on October 5, 2026 and DayNote on October 8, 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.*