# Wilo vs RJ DataSMS

The clearest difference is update cadence: Wilo at every 3 weeks against RJ DataSMS's every 3 months. RJ DataSMS's advantage is iOS requirement (16.0 vs 18.6). 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.

Wilo ships an update every 3 weeks, RJ DataSMS every 3 months. The most recent releases landed on October 22, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Wilo | RJ DataSMS |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 66.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | Free | — |
| Size | 181 MB | 31 MB |
| Requires iOS | 18.6 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [WILO SE](https://appshunter.io/developer/756670903) | [Student Agency, k. s.](https://appshunter.io/developer/706033018) |

## What reviewers say

### Wilo

[App page](https://appshunter.io/ios/app/wilo-assistant/id397747214)

This app provides comprehensive support for planning, consulting, and installing pump technology. It offers tools for selecting replacement pumps, calculating energy savings, and diagnosing faults, even offline. Access detailed product information and control smart pumps.

**Highlights:** Smart pump control and settings, Interactive replacement pump recommendations, Energy savings and CO2 emission calculator, Pump dimensioning and selection, Fault signal diagnosis and remedies, Unit conversion tool, AR product scanner

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

**In-app purchases:** none


### RJ DataSMS

[App page](https://appshunter.io/ios/app/rj-datasms/id1488314121)

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

**In-app purchases:** none


## Frequently asked questions

### Is Wilo free?

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

### Is RJ DataSMS free?

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

### Do Wilo or RJ DataSMS have ads?

Neither Wilo nor RJ DataSMS shows ads.

### Which is updated more often, Wilo or RJ DataSMS?

Wilo ships an update every 3 weeks, and RJ DataSMS every 3 months. Most recently, Wilo was updated on October 22, 2026 and RJ DataSMS on October 6, 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.*