# Retearn vs Sizer App

The clearest difference is rating: Sizer App at 5.0 against Retearn's 3.0. Retearn's advantage is monetization model (free vs ad-supported). On price, ratings volume, update cadence and ads there is nothing between them.

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

Sizer App holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

Retearn ships an update weekly, Sizer App every 8 days. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Retearn | Sizer App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/retearn/id6474526605/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/sizer-app/id6760812150/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 8 days |
| Monetization | **Free** | Ad-supported |
| Size | 54 MB | 57 MB |
| Requires iOS | **12.4** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Rapidue Technologies Pvt. Ltd.](https://appshunter.io/developer/1133493345) | [Abisayo Folu-Agoi](https://appshunter.io/developer/1886360042) |

## What reviewers say

### Retearn

[App page](https://appshunter.io/ios/app/retearn/id6474526605)

This app allows users to find and deposit bottles at designated zones for a digital refund. It simplifies the process of returning recyclables and receiving credit.

**Highlights:** Digital deposit refund system, Explore Retearn Zones, Deposit bottles easily, Receive digital refunds

**Features:** macOS Compatibility

**In-app purchases:** none


### Sizer App

[App page](https://appshunter.io/ios/app/sizer-app/id6760812150)

This app simplifies solar system design for professionals and enthusiasts. It accurately estimates energy needs and generates complete system specifications, including panel capacity, battery sizing, and safety features. Manage multiple projects and access your data securely across devices.

**Highlights:** Load calculator for energy consumption, Complete system design specifications, Protection and safety tools, Project management for multiple configurations, Secure multi-device access, Premium subscription for unlimited calculations

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

**In-app purchases:** none


## Frequently asked questions

### Is Retearn free?

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

### Is Sizer App free?

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

### Which has better reviews, Retearn or Sizer App?

Sizer App is rated higher. Retearn averages 3.0 out of 5 from 1 ratings, while Sizer App averages 5.0 from 1 ratings.

### Do Retearn or Sizer App have ads?

Neither Retearn nor Sizer App shows ads.

### Which is updated more often, Retearn or Sizer App?

Retearn ships an update weekly, and Sizer App every 8 days. Most recently, Retearn was updated on October 7, 2026 and Sizer App on October 10, 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.*