# Aquarium Planner AR vs Smart e

The clearest difference is price: Smart e at Free against Aquarium Planner AR's $1.99. Smart e also leads on update cadence (every 3 months vs every 44 months) and iOS requirement (10.0 vs 17.5). On ads, in-app purchases and device support there is nothing between them.

Smart e is free to download; Aquarium Planner AR costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Aquarium Planner AR ships an update every 44 months, Smart e every 3 months. The most recent releases landed on October 8, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Aquarium Planner AR | Smart e |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/smart-e-firecracker/id1478861569/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 10.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 44 months | **Every 3 months** |
| Monetization | Paid | **Free** |
| Size | 1 MB | 14 MB |
| Requires iOS | 17.5 | **10.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [John Ostler](https://appshunter.io/developer/1279335874) | [奇勇 颜](https://appshunter.io/developer/1278807009) |

## What reviewers say

### Aquarium Planner AR

[App page](https://appshunter.io/ios/app/aquarium-planner-ar/id1290236851)

Visualize your dream aquarium in your own space using augmented reality before you buy. Design custom tanks with detailed dimensions, substrate, lighting, and aquascaping. See how your planned aquarium fits and looks in your room.

**Highlights:** Augmented reality visualization, Custom aquarium dimensions, Detailed design customization, Aquascaping and livestock simulation, Save and compare multiple designs, AR placement in your space

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

**In-app purchases:** none


### Smart e

[App page](https://appshunter.io/ios/app/smart-e-firecracker/id1478861569)

Control an electronic firecracker machine using Bluetooth Low Energy. This utility app connects directly without requiring a pairing code, making it simple to install and use.

**Highlights:** Bluetooth BLE control, Electronic firecracker machine operation, No pairing code required, Easy installation and use

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

**In-app purchases:** none


## Frequently asked questions

### Is Aquarium Planner AR free?

Aquarium Planner AR costs $1.99, with no in-app purchases.

### Is Smart e free?

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

### Do Aquarium Planner AR or Smart e have ads?

Neither Aquarium Planner AR nor Smart e shows ads.

### Which is updated more often, Aquarium Planner AR or Smart e?

Aquarium Planner AR ships an update every 44 months, and Smart e every 3 months. Most recently, Aquarium Planner AR was updated on October 8, 2026 and Smart e on October 14, 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.*