# RRRemember vs AltitudeMeter&GPSCameraTool海拔计

The clearest difference is review sentiment: RRRemember at 100% against AltitudeMeter&GPSCameraTool海拔计's 0%. AltitudeMeter&GPSCameraTool海拔计's advantage is in-app purchases (none vs 4) and iOS requirement (13.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. RRRemember sells 4 one-off in-app purchases. AltitudeMeter&GPSCameraTool海拔计 asks for nothing beyond the download.

RRRemember ships an update every 5 days, AltitudeMeter&GPSCameraTool海拔计 every 3 days. The most recent releases landed on October 5, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | RRRemember | AltitudeMeter&GPSCameraTool海拔计 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/altitudemeter-and-gpscameratool/id6747572733/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 3 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 33 MB | 21 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [洪跃 管](https://appshunter.io/developer/1363417345) | [绍霖 卢](https://appshunter.io/developer/1831639874) |

## What reviewers say

### RRRemember

[App page](https://appshunter.io/ios/app/rrremember/id6479942350)

Record important days with a simple design and delicate experience. Track past days or days remaining with a simulated paper flipping effect. Decorate entries with theme icons and use widgets for quick access.

**Highlights:** Record important days, Track days passed or remaining, Simulated paper flipping experience, Theme icons for decoration, Widgets and standby components, Timeline function

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Storage | $0.99 | one-time |
| All Themes and Icons | $1.99 | one-time |
| One-time Purchase | $2.99 | one-time |
| All Widget Functions | $2.99 | one-time |


### AltitudeMeter&GPSCameraTool海拔计

[App page](https://appshunter.io/ios/app/altitudemeter-and-gpscameratool/id6747572733)

Measure your current altitude with GPS or barometric sensors. Switch units between meters and feet, and get real-time updates. Ideal for outdoor activities like hiking and photography.

**Highlights:** GPS altitude measurement, Barometric sensor calibration, Unit conversion (meters/feet), Real-time altitude updates, Outdoor activity companion

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RRRemember free?

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

### Is AltitudeMeter&GPSCameraTool海拔计 free?

AltitudeMeter&GPSCameraTool海拔计 is free to download, with no in-app purchases.

### Do RRRemember or AltitudeMeter&GPSCameraTool海拔计 have ads?

Neither RRRemember nor AltitudeMeter&GPSCameraTool海拔计 shows ads.

### Which is updated more often, RRRemember or AltitudeMeter&GPSCameraTool海拔计?

RRRemember ships an update every 5 days, and AltitudeMeter&GPSCameraTool海拔计 every 3 days. Most recently, RRRemember was updated on October 5, 2026 and AltitudeMeter&GPSCameraTool海拔计 on October 13, 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.*