# Sustainability Expo vs blueplus+

The clearest difference is review sentiment: blueplus+ at 50% against Sustainability Expo's 0%. blueplus+ also leads on rating (3.3 vs 1.0). Sustainability Expo's advantage is monetization model (free vs free with in-app purchases) and iOS requirement (13.0 vs 15.1). 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.

blueplus+ holds the better App Store score, 3.3 against 1.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews point the same way: 0% of Sustainability Expo's written reviews are positive against 50% of blueplus+'s.

Sustainability Expo ships an update every 4 days, blueplus+ weekly. The most recent releases landed on June 1, 2026 and September 3, 2026 respectively.

## The numbers

| Metric | Sustainability Expo | blueplus+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/sustainability-expo/id1640414525/reviews) | **[3.3 (3 ratings)](https://appshunter.io/ios/app/blueplus-plus/id1663833654/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | 0.0% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Weekly |
| Monetization | **Free** | Free with in-app purchases |
| Size | 45 MB | 197 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [T.C.C. Technology Company Limited](https://appshunter.io/developer/1369816707) | [PTT OIL AND RETAIL BUSINESS PUBLIC COMPANY LIMITED](https://appshunter.io/developer/1545539449) |

## What reviewers say

### Sustainability Expo

[App page](https://appshunter.io/ios/app/sustainability-expo/id1640414525)

Explore ASEAN's largest sustainability exposition. Discover innovative solutions and connect with industry leaders. Stay updated on the latest trends and events in the sustainability sector.

**Highlights:** Official exposition access, Discover sustainability solutions, Connect with industry leaders, Stay updated on trends, Event information

**Features:** macOS Compatibility

**In-app purchases:** none


### blueplus+

[App page](https://appshunter.io/ios/app/blueplus-plus/id1663833654)

This app offers a unified platform for members to earn and redeem loyalty points, access exclusive discounts, and manage various services. It integrates rewards from multiple brands, allowing users to enhance their lifestyle through convenient digital transactions and special offers.

**Highlights:** Earn and redeem loyalty points, Exclusive discount coupons, Digital wallet for payments, Cafe Amazon member rewards, PTT Station fuel discounts, FIT Auto service booking, Participate in fun missions

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

**In-app purchases:** none


## Frequently asked questions

### Is Sustainability Expo free?

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

### Is blueplus+ free?

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

### Which has better reviews, Sustainability Expo or blueplus+?

blueplus+ is rated higher. Sustainability Expo averages 1.0 out of 5 from 2 ratings, while blueplus+ averages 3.3 from 3 ratings.

### Do Sustainability Expo or blueplus+ have ads?

Neither Sustainability Expo nor blueplus+ shows ads.

### Which is updated more often, Sustainability Expo or blueplus+?

Sustainability Expo ships an update every 4 days, and blueplus+ weekly. Most recently, Sustainability Expo was updated on June 1, 2026 and blueplus+ on September 3, 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.*