# TAVRizer vs Aiper

TAVRizer and Aiper both sit at 4.3 stars, but that hides the real split: 47% of Aiper's written reviews are positive against 0% of TAVRizer's. Aiper also leads on ratings volume (267 vs 4). TAVRizer's advantage is update cadence (every 2 weeks vs every 3 weeks) and iOS requirement (9.0 vs 15.0). On price, rating, ads and in-app purchases there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.3 for TAVRizer against 4.1 for Aiper. That said, the two scores are not equally well evidenced: Aiper has 267 ratings behind it against 4, so its average is the more settled of the two. Written reviews are what separate them: 0% of TAVRizer's written reviews are positive against 47% of Aiper's.

TAVRizer ships an update every 2 weeks, Aiper every 3 weeks. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | TAVRizer | Aiper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (4 ratings)](https://appshunter.io/ios/app/tavrizer/id1596605861/reviews)** | [4.1 (267 ratings)](https://appshunter.io/ios/app/aiper/id6474955418/reviews) |
| Number of ratings | 4 | **267** |
| Positive reviews | 0.0% of reviews | **46.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 43 MB | 233 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Mhd Moukhles Al Kelani](https://appshunter.io/developer/1596605863) | [AIPER GLOBAL PTE. LTD.](https://appshunter.io/developer/1722906035) |

## What reviewers say

### TAVRizer

[App page](https://appshunter.io/ios/app/tavrizer/id1596605861)

This app functions as a specialized calculator for determining valve sizing percentages. Users input specific data to receive precise sizing calculations for particular valves.

**Highlights:** Valve sizing percentage calculation, Input specific data, Precise calculations, Specialized calculator

**Features:** macOS Compatibility

**In-app purchases:** none


### Aiper

[App page](https://appshunter.io/ios/app/aiper/id6474955418)

Manage your pool cleaners and irrigation devices from one app. Create custom scenes for different areas, schedule cleanings, and optimize watering for a vibrant landscape while conserving water.

**Highlights:** Unified pool and irrigation device management, Multi-yard scenario support, Intelligent pool cleaning automation, AI Navium™ and Visual Mode for pool cleaning, Customized irrigation schedules, Water conservation features

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use and intuitive interface
- 🚀 Effective pool cleaning performance
- ⚡ Cordless and autonomous operation
- ☀️ Solar charging capability
- 🎯 Reliable hardware quality

**What reviewers complain about**

- 🐛 Frequent forced logouts requiring re-authentication
- 🔒 Excessive privacy requirements and data collection
- 📱 Single device login restriction (kicks off other users)
- 📢 Persistent intrusive advertisements and pop-ups
- 🔌 App disconnects when robot is underwater

**Reported bugs**

- Login credentials not recognized after updates
- App fails to connect to devices
- Cleaning records not displaying or disappearing after updates
- Account registration impossible or code validation timeout
- Firmware update failures

**Requested features**

- Scheduling/timer functionality for automated operation
- Multi-device simultaneous login support
- Manual control when robot is underwater
- Pause/stop operation from app
- Customizable watering zones and amounts


## Frequently asked questions

### Is TAVRizer free?

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

### Is Aiper free?

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

### Which has better reviews, TAVRizer or Aiper?

TAVRizer is rated higher. TAVRizer averages 4.3 out of 5 from 4 ratings, while Aiper averages 4.1 from 267 ratings.

### Do TAVRizer or Aiper have ads?

Neither TAVRizer nor Aiper shows ads.

### Which is updated more often, TAVRizer or Aiper?

TAVRizer ships an update every 2 weeks, and Aiper every 3 weeks. Most recently, TAVRizer was updated on October 24, 2026 and Aiper on October 27, 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.*