# Time Blocking for ADHD vs Periodic Table & Element Guide

The clearest difference is ads: Periodic Table & Element Guide at none against Time Blocking for ADHD's shown. Periodic Table & Element Guide also leads on rating (5.0 vs 4.6). Time Blocking for ADHD's advantage is ratings volume (61 vs 1). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Time Blocking for ADHD sells 4 in-app purchases, starting at $2.99 per 7 days and Periodic Table & Element Guide sells 2 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Periodic Table & Element Guide holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Time Blocking for ADHD has 61 ratings behind it against 1, so its average is the more settled of the two.

Time Blocking for ADHD ships an update fortnightly, Periodic Table & Element Guide every 3 weeks. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Time Blocking for ADHD | Periodic Table & Element Guide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (61 ratings)](https://appshunter.io/ios/app/time-blocking-for-adhd-align/id6740183716/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/periodic-table-and-element-guide/id6758946775/reviews)** |
| Number of ratings | **61** | 1 |
| Positive reviews | 72.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free with in-app purchases | Freemium |
| Size | 86 MB | 8 MB |
| Requires iOS | 18.6 | **17** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Oscar Vicente Gonzalez Greco](https://appshunter.io/developer/1017825268) | [Courtney Rawlings](https://appshunter.io/developer/1832354689) |

## What reviewers say

### Time Blocking for ADHD

[App page](https://appshunter.io/ios/app/time-blocking-for-adhd-align/id6740183716)

Plan your day visually with time blocks, ideal for managing tasks and schedules. Reschedule and resize blocks easily as plans change, then review how your day unfolded. Offers free basic features and a premium subscription for advanced insights and customization.

**Highlights:** Visual time blocking, Drag and drop rescheduling, Calendar integration, Progress tracking, Home and Lock Screen widgets, Advanced insights and streaks (Plus), Subtasks (Plus)

**Features:** iPhone Duo support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Align Plus - Weekly | $2.99 | per 7 days |
| Align Plus - Monthly | $5.99 | per month |
| Align Plus - Yearly | $24.99 | per year |
| Align Plus - Lifetime | $79.99 | one-time |


### Periodic Table & Element Guide

[App page](https://appshunter.io/ios/app/periodic-table-and-element-guide/id6758946775)

An interactive and offline reference for all 118 chemical elements. Explore detailed information, search, and filter elements with a clean, accessible design. Ideal for students, teachers, and chemistry enthusiasts.

**Highlights:** Interactive periodic table, Detailed element information, Offline functionality, Search and filter elements, Dark mode support, Save favorite elements

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Periodic Pro Weekly | $3.99 | per 7 days |
| Periodic Pro Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Time Blocking for ADHD free?

Time Blocking for ADHD is free to download, with in-app purchases available.

### Is Periodic Table & Element Guide free?

Periodic Table & Element Guide is free to download, with in-app purchases available.

### Which has better reviews, Time Blocking for ADHD or Periodic Table & Element Guide?

Periodic Table & Element Guide is rated higher. Time Blocking for ADHD averages 4.6 out of 5 from 61 ratings, while Periodic Table & Element Guide averages 5.0 from 1 ratings.

### Do Time Blocking for ADHD or Periodic Table & Element Guide have ads?

Time Blocking for ADHD shows ads; Periodic Table & Element Guide does not.

### Which is updated more often, Time Blocking for ADHD or Periodic Table & Element Guide?

Time Blocking for ADHD ships an update fortnightly, and Periodic Table & Element Guide every 3 weeks. Most recently, Time Blocking for ADHD was updated on November 8, 2026 and Periodic Table & Element Guide on October 31, 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.*