4 = 1 vs No Errors Adventure Guide
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
4 = 1
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Solve fun math puzzles! Each puzzle is unique and has at least one possible solution. Use operators to form creative and complex equations. Created by Cory Tripathy and Zoe Cutler
No Errors Adventure Guide
This app helps teens make the most of their high school years by providing a guided list of challenges and activities. It encourages personal growth, skill development, and memory creation across academics, relationships, personal development, and career exploration.
- 25 core adventures for holistic growth
- 10 personalized adventures based on interests
- Keyword interest quiz for tailored experiences
- Daily affirmations and motivation tips
- Photo gallery for capturing memories
- Achievement stickers for milestones
- Four growth categories: Academic, Social, Personal, Career
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High school goes fast. Make it count. No Error Adventure List is the teen bucket list app built to help you graduate with more than just a diploma; with confidence, real skills, bold memories, and zero regrets. Every student starts with 25 core adventures designed to challenge and grow you across academics, relationships, personal development, and career discovery. Then, take a short keyword interest quiz to unlock 10 more adventures personalized just for you. Every pick is a surprise reveal built around who you are. 35 adventures. 4 years. No regrets. What's inside: 25 default adventures every student completes + 10 personalized to your interests Keyword interest quiz -choose what resonates, discover what's waiting Daily affirmation & tip to keep you motivated every single day Photo gallery to capture and keep memories from every completed adventure Achievement stickers earned as you hit milestones-the more you do, the more you collect Four categories: Academic Progress, Social Connection, Personal Development, and Career Exploration The diploma proves you graduated. Your adventure list proves you lived. Free to download · Ages 13+ · Available on iOS
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Verdict
The clearest difference is update cadence: No Errors Adventure Guide at every 5 days against 4 = 1's monthly. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
4 = 1 ships an update monthly, No Errors Adventure Guide every 5 days. The most recent releases landed on September 11, 2026 and July 8, 2026 respectively.
| Parameter | 4 = 1 | No Errors Adventure Guide |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 2 — better |
| Update frequency | Monthly | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone | iPhone |
| Requires iOS | 16.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 0 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Zoe Cutler | Charlotte Robinson |
In-app purchases
4 = 1
No in-app purchases
No Errors Adventure Guide
No in-app purchases
