# Rainfall Calculator vs ElephantTrax

The clearest difference is price: ElephantTrax at Free against Rainfall Calculator's $2.99. ElephantTrax also leads on update cadence (monthly vs every 29 months) and ratings volume (398 vs 1). Rainfall Calculator's advantage is rating (5.0 vs 4.3) and in-app purchases (none vs 13). On ads and device support there is nothing between them.

ElephantTrax is free to download; Rainfall Calculator costs $2.99 up front. ElephantTrax sells 13 in-app purchases, starting at $2.99 per month. Rainfall Calculator asks for nothing beyond the download.

Rainfall Calculator holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: ElephantTrax has 398 ratings behind it against 1, so its average is the more settled of the two.

Rainfall Calculator ships an update every 29 months, ElephantTrax monthly. The most recent releases landed on September 28, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Rainfall Calculator | ElephantTrax |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rainfall-calculator/id1446150880/reviews)** | [4.3 (398 ratings)](https://appshunter.io/ios/app/elephanttrax-storage-tracker/id1502900545/reviews) |
| Number of ratings | 1 | **398** |
| Positive reviews | — | 35.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 29 months | **Monthly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 1 MB | 74 MB |
| Requires iOS | **13** | 15 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nitrio](https://appshunter.io/developer/321121189) | [Thought Spawn LLC](https://appshunter.io/developer/1502900544) |

## What reviewers say

### Rainfall Calculator

[App page](https://appshunter.io/ios/app/rainfall-calculator/id1446150880)

Calculate potential rainwater harvest volume and cost savings. This tool helps determine annual water collection capacity based on rainfall and roof area, recommending optimal tank sizes for efficient water storage. It also allows for cost-saving analysis by comparing harvested water to mains water prices.

**Highlights:** Instant rainwater calculation, Cost savings evaluation, Minimum tank size recommendation, Supports various input units, Formula references included, Results copyable to other apps

**Features:** macOS Compatibility

**In-app purchases:** none


### ElephantTrax

[App page](https://appshunter.io/ios/app/elephanttrax-storage-tracker/id1502900545)

Effortlessly organize and manage your stored items with visual inventory and AI-powered search. Photograph items, link them to containers, and generate QR codes for quick access to contents. Share access with others and keep your data securely backed up.

**Highlights:** Visual inventory of stored items, QR code labeling for boxes, AI-generated search keywords, Shared account access for collaboration, Cloud backup and sync, App privacy with password/biometrics

**Features:** macOS Compatibility

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month | $2.99 | per month |
| 1 Month Premium Access | $3.99 | per month |
| 1 Year Premium Access | $12.99 | per year |
| 12 Months | $23.99 | per year |
| 20 Qr Codes | $2.99 | one-time |
| 40 Qr Codes | $8.99 | one-time |
| 60 Qr Codes | $12.00 | one-time |
| 80 Qr Codes | $14.49 | one-time |
| 100 Qr Codes | $16.49 | one-time |
| 120 Qr Codes | $18.00 | one-time |
| 160 Qr Codes | $24.00 | one-time |
| 180 Qr Codes | $27.00 | one-time |
| 200 Qr Codes | $30.00 | one-time |

**What reviewers like**

- 💡 Innovative QR code and label system for inventory tracking
- 📦 Effective organization solution for storage and moving
- 🏷️ High-quality durable labels that withstand moisture
- 📸 Easy photo capture and cataloging of items
- 🔍 Quick QR code scanning functionality

**What reviewers complain about**

- 🐛 Frequent app crashes and unexpected shutdowns
- 🔐 Constant forced logout requiring repeated logins
- ⏱️ Slow app performance and responsiveness
- 📸 Photos randomly disappear or show 'not available'
- 🔄 Repetitive QR code scanning and assignment process

**Reported bugs**

- App crashes during search operations
- App crashes when adding items
- Endless loop when scanning QR codes
- QR code assignments fail to save despite success messages
- Photos fail to save to QR codes consistently

**Requested features**

- Wildcard search functionality
- Ability to modify previously scanned QR codes with new photos
- View individual box contents separately instead of all pictures
- Increase photo limit per QR code beyond 10
- Face ID or biometric login to avoid repeated manual logins


## Frequently asked questions

### Is Rainfall Calculator free?

Rainfall Calculator costs $2.99, with no in-app purchases.

### Is ElephantTrax free?

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

### Which has better reviews, Rainfall Calculator or ElephantTrax?

Rainfall Calculator is rated higher. Rainfall Calculator averages 5.0 out of 5 from 1 ratings, while ElephantTrax averages 4.3 from 398 ratings.

### Do Rainfall Calculator or ElephantTrax have ads?

Neither Rainfall Calculator nor ElephantTrax shows ads.

### Which is updated more often, Rainfall Calculator or ElephantTrax?

Rainfall Calculator ships an update every 29 months, and ElephantTrax monthly. Most recently, Rainfall Calculator was updated on September 28, 2026 and ElephantTrax on September 29, 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.*