# Spaced Retrieval Therapy vs Advanced Comprehension Therapy

The clearest difference is price: Spaced Retrieval Therapy at $9.99 against Advanced Comprehension Therapy's $29.99. Spaced Retrieval Therapy also leads on review sentiment (65% vs 50%). Advanced Comprehension Therapy's advantage is update cadence (every 4 months vs every 18 months) and ratings volume (284 vs 32). On rating, ads, in-app purchases and monetization model there is nothing between them.

Spaced Retrieval Therapy costs $9.99 and Advanced Comprehension Therapy $29.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.7 for Spaced Retrieval Therapy against 4.7 for Advanced Comprehension Therapy. That said, the two scores are not equally well evidenced: Advanced Comprehension Therapy has 284 ratings behind it against 32, so its average is the more settled of the two. Written reviews are what separate them: 65% of Spaced Retrieval Therapy's written reviews are positive against 50% of Advanced Comprehension Therapy's.

Spaced Retrieval Therapy ships an update every 18 months, Advanced Comprehension Therapy every 4 months. Both last shipped on October 30, 2026.

## The numbers

| Metric | Spaced Retrieval Therapy | Advanced Comprehension Therapy |
| --- | --- | --- |
| Price | **$9.99** | $29.99 |
| Rating | [4.7 (32 ratings)](https://appshunter.io/ios/app/spaced-retrieval-therapy/id498787795/reviews) | **[4.7 (284 ratings)](https://appshunter.io/ios/app/advanced-comprehension-therapy/id1141282192/reviews)** |
| Number of ratings | 32 | **284** |
| Positive reviews | **64.7% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 18 months | **Every 4 months** |
| Monetization | Paid | Paid |
| Best chart rank | #127 | **#79** |
| Size | 5 MB | 149 MB |
| Requires iOS | 9.0 | 9.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tactus Therapy Solutions Ltd.](https://appshunter.io/developer/438070002) | [Tactus Therapy Solutions Ltd.](https://appshunter.io/developer/438070002) |

## What reviewers say

### Spaced Retrieval Therapy

[App page](https://appshunter.io/ios/app/spaced-retrieval-therapy/id498787795)

**Currently charting:** #127 Top Paid · Medical (US App Store)

This app uses a scientifically proven method to help individuals with memory impairments, such as dementia, recall important information. It acts as an interval timer, automatically adjusting prompt timing based on user responses to reinforce memory over time.

**Highlights:** Spaced retrieval training method, Automatic interval adjustment, Data tracking and reporting, Background operation, Subtle sound and visual prompts, Email finished reports

**In-app purchases:** none


### Advanced Comprehension Therapy

[App page](https://appshunter.io/ios/app/advanced-comprehension-therapy/id1141282192)

**Currently charting:** #79 Top Paid · Medical (US App Store)

This app offers professional speech therapy to improve sentence-level understanding, following directions, and language processing. It features three engaging activities designed for adults and older children with communication impairments, helping to build comprehension skills beyond single words.

**Highlights:** Sentence identification with increasing complexity, Sentence building from word order, Following multi-step directions, Auditory, reading, and combined comprehension modes, Progress tracking and email reports, Hints and audio repeat options

**In-app purchases:** none


## Frequently asked questions

### Is Spaced Retrieval Therapy free?

Spaced Retrieval Therapy costs $9.99, with no in-app purchases.

### Is Advanced Comprehension Therapy free?

Advanced Comprehension Therapy costs $29.99, with no in-app purchases.

### Which has better reviews, Spaced Retrieval Therapy or Advanced Comprehension Therapy?

Advanced Comprehension Therapy is rated higher. Spaced Retrieval Therapy averages 4.7 out of 5 from 32 ratings, while Advanced Comprehension Therapy averages 4.7 from 284 ratings.

### Do Spaced Retrieval Therapy or Advanced Comprehension Therapy have ads?

Neither Spaced Retrieval Therapy nor Advanced Comprehension Therapy shows ads.

### Which is updated more often, Spaced Retrieval Therapy or Advanced Comprehension Therapy?

Spaced Retrieval Therapy ships an update every 18 months, and Advanced Comprehension Therapy every 4 months. Most recently, Spaced Retrieval Therapy was updated on October 30, 2026 and Advanced Comprehension Therapy on October 30, 2026.

### Which is more popular, Spaced Retrieval Therapy or Advanced Comprehension Therapy?

Spaced Retrieval Therapy currently peaks at #127 in the App Store charts, and Advanced Comprehension Therapy at #79. Chart position reflects recent download velocity rather than total install base.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*