# Timelines Plus vs Smart Energy Meter

The clearest difference is in-app purchases: Smart Energy Meter at none against Timelines Plus's 1. Smart Energy Meter also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Timelines Plus sells 1 one-off in-app purchase. Smart Energy Meter asks for nothing beyond the download.

Timelines Plus ships an update every 3 months, Smart Energy Meter every 4 months. The most recent releases landed on September 26, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Timelines Plus | Smart Energy Meter |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 63.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 months** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 33 MB | 37 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [庆鸿 林](https://appshunter.io/developer/1558629938) | [Smart Sensor Design - Empresa Paranaense de Sensores LTDA](https://appshunter.io/developer/1737767839) |

## What reviewers say

### Timelines Plus

[App page](https://appshunter.io/ios/app/timelines-plus/id6447106211)

Easily create, modify, and share chronological timelines. Organize events with dates, descriptions, and pictures. Back up and sync data across devices via iCloud.

**Highlights:** Create multiple timelines, Add dates, descriptions, and pictures to events, Automatic iCloud backup, Sync data across devices, Share timelines and events

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Membership | $9.99 | one-time |


### Smart Energy Meter

[App page](https://appshunter.io/ios/app/smart-energy-meter/id6503910255)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Timelines Plus free?

Timelines Plus is free to download, with in-app purchases available.

### Is Smart Energy Meter free?

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

### Do Timelines Plus or Smart Energy Meter have ads?

Timelines Plus shows ads; Smart Energy Meter does not.

### Which is updated more often, Timelines Plus or Smart Energy Meter?

Timelines Plus ships an update every 3 months, and Smart Energy Meter every 4 months. Most recently, Timelines Plus was updated on September 26, 2026 and Smart Energy Meter on September 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.*