# Solid Planner vs Box for Thought

Solid Planner and Box for Thought are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Solid Planner sells 2 one-off in-app purchases and Box for Thought sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Solid Planner ships an update monthly, Box for Thought every 5 weeks. The most recent releases landed on September 27, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Solid Planner | Box for Thought |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (10 ratings)](https://appshunter.io/ios/app/solid-planner-timer-plus-agenda/id6499594033/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Monthly** | Every 5 weeks |
| Monetization | Paid | — |
| Size | 20 MB | 59 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | **iPhone, iPad, Mac** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Solid Apps S.R.L.](https://appshunter.io/developer/1653740418) | [FishFun](https://appshunter.io/developer/1674548259) |

## What reviewers say

### Solid Planner

[App page](https://appshunter.io/ios/app/solid-planner-timer-plus-agenda/id6499594033)

This app helps you plan your day with a simple timer and agenda. It offers an AI review of your week, providing stats and insights to help you achieve your goals. Purchase it once to own it forever.

**Highlights:** Daily timer with task management, Goal pursuit tracking, AI weekly review and stats, One-time purchase, no subscriptions, Cross-device support (Mac, iPhone, iPad)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock this app (lifetime) | $4.99 | one-time |
| Unlock ALL 10 Solid Apps (lifetime) | $9.99 | one-time |


### Box for Thought

[App page](https://appshunter.io/ios/app/box-for-thought-daily-diary/id6754834014)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Quarterly | $3.99 | per 3 months |
| Annual | $14.99 | per year |


## Frequently asked questions

### Is Solid Planner free?

Solid Planner is free to download, with in-app purchases available.

### Is Box for Thought free?

Box for Thought is free to download, with in-app purchases available.

### Do Solid Planner or Box for Thought have ads?

Neither Solid Planner nor Box for Thought shows ads.

### Which is updated more often, Solid Planner or Box for Thought?

Solid Planner ships an update monthly, and Box for Thought every 5 weeks. Most recently, Solid Planner was updated on September 27, 2026 and Box for Thought on October 2, 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.*