# Simplify i3® vs PlanPlan

The clearest difference is in-app purchases: Simplify i3® at none against PlanPlan's 10. PlanPlan's advantage is update cadence (every 4 days vs every 10 days) and iOS requirement (14 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. PlanPlan sells 10 in-app purchases, starting at $3.99 per month. Simplify i3® asks for nothing beyond the download.

Simplify i3® ships an update every 10 days, PlanPlan every 4 days. The most recent releases landed on September 23, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Simplify i3® | PlanPlan |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/simplify-i3/id6444411576/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Every 4 days** |
| Monetization | Free | — |
| Size | 172 MB | 16 MB |
| Requires iOS | 17.0 | **14** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [EPIC Engineering & Consulting Group, LLC.](https://appshunter.io/developer/1533094499) | [泽涛 孙](https://appshunter.io/developer/1609553369) |

## What reviewers say

### Simplify i3®

[App page](https://appshunter.io/ios/app/simplify-i3/id6444411576)

This application streamlines city infrastructure management, offering tools for capital project, asset, and work order management. It provides intelligent insights through GIS integration and simplifies inspection processes for field staff.

**Highlights:** Capital Project Management, Intelligent Asset Management, Work Order Management, Integrated Infrastructure Intelligence, Inspection Management, Technician Mobile App, Predictive Maintenance

**In-app purchases:** none


### PlanPlan

[App page](https://appshunter.io/ios/app/planplan-to-do-list/id6746939180)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PlanPlan Premium | $3.99 | per month |
| Quarterly Premium | $9.99 | per 3 months |
| Yearly Premium | $34.99 | per year |
| Premium | Free | one-time |
| peach | Free | one-time |
| lavender | Free | one-time |
| softPink | Free | one-time |
| skyBlue | Free | one-time |
| sage | Free | one-time |
| Full Version | Free | one-time |


## Frequently asked questions

### Is Simplify i3® free?

Simplify i3® is free to download, with no in-app purchases.

### Is PlanPlan free?

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

### Do Simplify i3® or PlanPlan have ads?

Neither Simplify i3® nor PlanPlan shows ads.

### Which is updated more often, Simplify i3® or PlanPlan?

Simplify i3® ships an update every 10 days, and PlanPlan every 4 days. Most recently, Simplify i3® was updated on September 23, 2026 and PlanPlan on October 1, 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.*