# TempPro Sensor vs Orchid Keeper

The clearest difference is in-app purchases: TempPro Sensor at none against Orchid Keeper's 2. TempPro Sensor also leads on iOS requirement (13.1 vs 15.5). Orchid Keeper's advantage is update cadence (every 2 days vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Orchid Keeper sells 2 one-off in-app purchases. TempPro Sensor asks for nothing beyond the download.

TempPro Sensor ships an update every 2 months, Orchid Keeper every 2 days. The most recent releases landed on October 25, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | TempPro Sensor | Orchid Keeper |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (12K ratings)](https://appshunter.io/ios/app/temppro-sensor/id1542573749/reviews)** | — |
| Number of ratings | **12K** | — |
| Positive reviews | 46.5% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free | — |
| Size | 37 MB | 154 MB |
| Requires iOS | **13.1** | 15.5 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [iTronics Co., Limited](https://appshunter.io/developer/1482729699) | [Kamal Eradath](https://appshunter.io/developer/1855261508) |

## What reviewers say

### TempPro Sensor

[App page](https://appshunter.io/ios/app/temppro-sensor/id1542573749)

Monitor real-time temperature and humidity with historical data up to one year. Receive alerts when readings fall outside your set range, ensuring optimal conditions.

**Highlights:** Real-time temperature display, Real-time humidity display, Heat index display, Historical data up to one year, Customizable alarm function

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Accurate temperature and humidity readings
- 👍 Easy to use app
- 🚀 Quick sensor connection
- 👍 Helpful for monitoring environments

**What reviewers complain about**

- 🐛 Devices disappear from app after closing
- 🐛 Frequent app crashes
- 🐛 Sensor data not saving properly
- 🐛 Buggy app updates
- 🔋 Short battery life for sensors

**Reported bugs**

- App unable to reconnect to sensors after closing
- Temperature and humidity history data not displaying correctly
- Sensor discovery issues after app updates

**Requested features**

- Add ability to export data to CSV
- Improve notification system to send alerts even when app is closed
- Add option to change sensor names
- Improve graph functionality to show more detailed historical data


### Orchid Keeper

[App page](https://appshunter.io/ios/app/orchid-keeper/id6755649392)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Orchid Keeper Premium | $5.99 | one-time |
| Lifetime Premium | $9.99 | one-time |


## Frequently asked questions

### Is TempPro Sensor free?

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

### Is Orchid Keeper free?

Orchid Keeper is free to download, with in-app purchases available.

### Do TempPro Sensor or Orchid Keeper have ads?

Neither TempPro Sensor nor Orchid Keeper shows ads.

### Which is updated more often, TempPro Sensor or Orchid Keeper?

TempPro Sensor ships an update every 2 months, and Orchid Keeper every 2 days. Most recently, TempPro Sensor was updated on October 25, 2026 and Orchid Keeper on October 15, 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.*