FERS Calculator vs MyTspGuide
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FERS Calculator
Estimate your federal retirement annuity with this tool. It calculates your potential pension based on your age, years of service, and your highest three-year average salary. Get a ballpark figure for your FERS retirement.
- Estimate retirement annuity
- Uses age, years of service, high-3 salary
- Ballpark estimate
- FERS specific calculation
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Federal employees under the Federal Employees Retirement System (FERS) can use this calculator to get a ballpark estimate of their retirement annuity. The computation for the estimated annuity will be based on age, years of service and the high - 3 salary.
MyTspGuide
This app offers guidance for federal employees to manage their Thrift Savings Plan investments. It provides information on market events, allocation recommendations, and step-by-step instructions for fund transfers. Users can also track changes within their TSP accounts.
- Free TSP investment advice
- Market event information
- Allocation recommendations
- Fund transfer instructions
- TSP account change tracking
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My TSP Guide provides free advice and guidance to federal employees on how to actively monitor and manage their Thrift Savings Plan investments. We provide information and details of events that impact their investments, as well as specific allocation recommendations and step-by-step instructions to help federal employees get their money moved quickly. My TSP Guide also allows users to track the changes made to their Thrift Savings Plan.
Screenshots
Verdict
The clearest difference is rating: FERS Calculator at 3.7 against MyTspGuide's 1.7. MyTspGuide's advantage is iOS requirement (11.0 vs 17.0). On price, ratings volume, ads and in-app purchases 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.
FERS Calculator holds the better App Store score, 3.7 against 1.7. Both are backed by a comparable volume of ratings — 3 and 6 respectively.
| Parameter | FERS Calculator | MyTspGuide |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) — better | 1.7 (6 ratings) |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 3 | 6 — better |
| Update frequency | Every 6 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 0 MB | 97 MB |
| Age rating | 4+ | 4+ |
| Developer | Gabriel Ruliva | Scott Grimes |
Customer experience
FERS Calculator
MyTspGuide
In-app purchases
FERS Calculator
No in-app purchases
MyTspGuide
No in-app purchases








